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4259380 = 225212969
BaseRepresentation
bin10000001111111000110100
322000101202211
4100033320310
52042300010
6231143204
751130006
oct20177064
98011684
104259380
11244a154
121514b04
13b61958
147cc376
1559208a
hex40fe34

4259380 has 12 divisors (see below), whose sum is σ = 8944740. Its totient is φ = 1703744.

The previous prime is 4259371. The next prime is 4259383. The reversal of 4259380 is 839524.

It can be written as a sum of positive squares in 2 ways, for example, as 3118756 + 1140624 = 1766^2 + 1068^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4259383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106465 + ... + 106504.

It is an arithmetic number, because the mean of its divisors is an integer number (745395).

Almost surely, 24259380 is an apocalyptic number.

It is an amenable number.

4259380 is an abundant number, since it is smaller than the sum of its proper divisors (4685360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4259380 is a wasteful number, since it uses less digits than its factorization.

4259380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212978 (or 212976 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 4259380 is about 2063.8265430990. The cubic root of 4259380 is about 162.0996693986.

It can be divided in two parts, 4 and 259380, that multiplied together give a triangular number (1037520 = T1440).

The spelling of 4259380 in words is "four million, two hundred fifty-nine thousand, three hundred eighty".

Divisors: 1 2 4 5 10 20 212969 425938 851876 1064845 2129690 4259380