3801391604 has 24 divisors (see below), whose sum is σ = 6693241800. Its totient is φ = 1889072640.

The previous prime is 3801391597. The next prime is 3801391609. The reversal of 3801391604 is 4061931083.

It can be written as a sum of positive squares in 4 ways, for example, as 2606306704 + 1195084900 = 51052^2 + 34570^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3801391609) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 455582 + ... + 463850.

It is an arithmetic number, because the mean of its divisors is an integer number (278885075).

Almost surely, 2^3801391604 is an apocalyptic number.

It is an amenable number.

3801391604 is a deficient number, since it is larger than the sum of its proper divisors (2891850196).

3801391604 is a wasteful number, since it uses less digits than its factorization.

3801391604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8963 (or 8961 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 3801391604 is about 61655.4263954115. The cubic root of 3801391604 is about 1560.6812173867.

The spelling of 3801391604 in words is "three billion, eight hundred one million, three hundred ninety-one thousand, six hundred four".