492562540 has 24 divisors (see below), whose sum is σ = 1040103792. Its totient is φ = 195935040.

The previous prime is 492562529. The next prime is 492562541. The reversal of 492562540 is 45265294.

It is a super-2 number, since 2×492562540² = 485235711622503200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 492562540.

It is not an unprimeable number, because it can be changed into a prime (492562541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64414 + ... + 71653.

It is an arithmetic number, because the mean of its divisors is an integer number (43337658).

Almost surely, 2^492562540 is an apocalyptic number.

It is an amenable number.

492562540 is an abundant number, since it is smaller than the sum of its proper divisors (547541252).

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

492562540 is a wasteful number, since it uses less digits than its factorization.

492562540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136257 (or 136255 counting only the distinct ones).

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

The square root of 492562540 is about 22193.7500211208. The cubic root of 492562540 is about 789.7454395332.

The spelling of 492562540 in words is "four hundred ninety-two million, five hundred sixty-two thousand, five hundred forty".