4000039604 has 12 divisors (see below), whose sum is σ = 7636439328. Its totient is φ = 1818199800.

The previous prime is 4000039601. The next prime is 4000039607. The reversal of 4000039604 is 4069300004.

It is an interprime number because it is at equal distance from previous prime (4000039601) and next prime (4000039607).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4000039601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45454952 + ... + 45455039.

It is an arithmetic number, because the mean of its divisors is an integer number (636369944).

Almost surely, 2^4000039604 is an apocalyptic number.

4000039604 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4000039604 is a deficient number, since it is larger than the sum of its proper divisors (3636399724).

4000039604 is a wasteful number, since it uses less digits than its factorization.

4000039604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90910006 (or 90910004 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 4000039604 is about 63245.8662997037. The cubic root of 4000039604 is about 1587.4062909035.

Adding to 4000039604 its reverse (4069300004), we get a palindrome (8069339608).

The spelling of 4000039604 in words is "four billion, thirty-nine thousand, six hundred four".