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34404525 = 3252152909
BaseRepresentation
bin1000001100111…
…1100010101101
32101201221010200
42003033202231
532301421100
63225224113
7565301511
oct203174255
971657120
1034404525
11184696a1
12b632039
137187a0c
1447d8141
153048e00
hex20cf8ad

34404525 has 18 divisors (see below), whose sum is σ = 61622730. Its totient is φ = 18348960.

The previous prime is 34404523. The next prime is 34404529. The reversal of 34404525 is 52540443.

34404525 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 636804 + 33767721 = 798^2 + 5811^2 .

It is not a de Polignac number, because 34404525 - 21 = 34404523 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34404521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 76230 + ... + 76679.

It is an arithmetic number, because the mean of its divisors is an integer number (3423485).

Almost surely, 234404525 is an apocalyptic number.

It is an amenable number.

34404525 is a deficient number, since it is larger than the sum of its proper divisors (27218205).

34404525 is a wasteful number, since it uses less digits than its factorization.

34404525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152925 (or 152917 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 34404525 is about 5865.5370598096. The cubic root of 34404525 is about 325.2409258915.

Adding to 34404525 its reverse (52540443), we get a palindrome (86944968).

The spelling of 34404525 in words is "thirty-four million, four hundred four thousand, five hundred twenty-five".

Divisors: 1 3 5 9 15 25 45 75 225 152909 458727 764545 1376181 2293635 3822725 6880905 11468175 34404525