4997656 has 8 divisors (see below), whose sum is σ = 9370620. Its totient is φ = 2498824.

The previous prime is 4997621. The next prime is 4997659. The reversal of 4997656 is 6567994.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4997659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 312346 + ... + 312361.

Almost surely, 2^4997656 is an apocalyptic number.

It is an amenable number.

4997656 is a deficient number, since it is larger than the sum of its proper divisors (4372964).

4997656 is a wasteful number, since it uses less digits than its factorization.

4997656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 624713 (or 624709 counting only the distinct ones).

The product of its digits is 408240, while the sum is 46.

The square root of 4997656 is about 2235.5437817229. The cubic root of 4997656 is about 170.9708692668.

The spelling of 4997656 in words is "four million, nine hundred ninety-seven thousand, six hundred fifty-six".