492039587 has 4 divisors (see below), whose sum is σ = 529888800. Its totient is φ = 454190376.

The previous prime is 492039563. The next prime is 492039623. The reversal of 492039587 is 785930294.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 492039587 - 2¹² = 492035491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (492039547) 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, 18924587 + ... + 18924612.

It is an arithmetic number, because the mean of its divisors is an integer number (132472200).

Almost surely, 2^492039587 is an apocalyptic number.

492039587 is a deficient number, since it is larger than the sum of its proper divisors (37849213).

492039587 is a wasteful number, since it uses less digits than its factorization.

492039587 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37849212.

The product of its (nonzero) digits is 544320, while the sum is 47.

The square root of 492039587 is about 22181.9653547651. The cubic root of 492039587 is about 789.4658499989.

The spelling of 492039587 in words is "four hundred ninety-two million, thirty-nine thousand, five hundred eighty-seven".