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3801407 = 29472789
BaseRepresentation
bin1110100000000100111111
321011010112212
432200010333
51433121112
6213251035
744211551
oct16400477
97133485
103801407
112167065
121333a7b
13a3136c
1470d4d1
15501522
hex3a013f

3801407 has 8 divisors (see below), whose sum is σ = 4017600. Its totient is φ = 3590944.

The previous prime is 3801403. The next prime is 3801419. The reversal of 3801407 is 7041083.

It is a happy number.

3801407 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3801407 - 22 = 3801403 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3801403) 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 7 ways as a sum of consecutive naturals, for example, 32 + ... + 2757.

It is an arithmetic number, because the mean of its divisors is an integer number (502200).

Almost surely, 23801407 is an apocalyptic number.

3801407 is a deficient number, since it is larger than the sum of its proper divisors (216193).

3801407 is a wasteful number, since it uses less digits than its factorization.

3801407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2865.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 3801407 is about 1949.7197234474. The cubic root of 3801407 is about 156.0683324353.

The spelling of 3801407 in words is "three million, eight hundred one thousand, four hundred seven".

Divisors: 1 29 47 1363 2789 80881 131083 3801407