4992540 has 48 divisors (see below), whose sum is σ = 15977472. Its totient is φ = 1141056.

The previous prime is 4992539. The next prime is 4992551. The reversal of 4992540 is 452994.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5524 + ... + 6363.

It is an arithmetic number, because the mean of its divisors is an integer number (332864).

Almost surely, 2^4992540 is an apocalyptic number.

It is an amenable number.

4992540 is an abundant number, since it is smaller than the sum of its proper divisors (10984932).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4992540 is a wasteful number, since it uses less digits than its factorization.

4992540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11906 (or 11904 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 4992540 is about 2234.3992481202. The cubic root of 4992540 is about 170.9125095342.

The spelling of 4992540 in words is "four million, nine hundred ninety-two thousand, five hundred forty".