4156904 has 16 divisors (see below), whose sum is σ = 7927200. Its totient is φ = 2042992.

The previous prime is 4156903. The next prime is 4156907. The reversal of 4156904 is 4096514.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (4156903) 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, 3932 + ... + 4875.

It is an arithmetic number, because the mean of its divisors is an integer number (495450).

Almost surely, 2^4156904 is an apocalyptic number.

It is an amenable number.

4156904 is a deficient number, since it is larger than the sum of its proper divisors (3770296).

4156904 is a wasteful number, since it uses less digits than its factorization.

4156904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8872 (or 8868 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 4156904 is about 2038.8486947295. The cubic root of 4156904 is about 160.7891224707.

The spelling of 4156904 in words is "four million, one hundred fifty-six thousand, nine hundred four".