4656538 has 16 divisors (see below), whose sum is σ = 7452864. Its totient is φ = 2174400.

The previous prime is 4656529. The next prime is 4656551. The reversal of 4656538 is 8356564.

It is a super-2 number, since 2×4656538² = 43366692290888, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4656497 and 4656506.

It is an unprimeable number.

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, 4681 + ... + 5587.

It is an arithmetic number, because the mean of its divisors is an integer number (465804).

Almost surely, 2^4656538 is an apocalyptic number.

4656538 is a deficient number, since it is larger than the sum of its proper divisors (2796326).

4656538 is a wasteful number, since it uses less digits than its factorization.

4656538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1077.

The product of its digits is 86400, while the sum is 37.

The square root of 4656538 is about 2157.9012952404. The cubic root of 4656538 is about 166.9889435352.

The spelling of 4656538 in words is "four million, six hundred fifty-six thousand, five hundred thirty-eight".