492881915 has 4 divisors (see below), whose sum is σ = 591458304. Its totient is φ = 394305528.

The previous prime is 492881897. The next prime is 492881933. The reversal of 492881915 is 519188294.

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

It is an interprime number because it is at equal distance from previous prime (492881897) and next prime (492881933).

It is a cyclic number.

It is not a de Polignac number, because 492881915 - 2⁸ = 492881659 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 492881915.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49288187 + ... + 49288196.

It is an arithmetic number, because the mean of its divisors is an integer number (147864576).

Almost surely, 2^492881915 is an apocalyptic number.

492881915 is a deficient number, since it is larger than the sum of its proper divisors (98576389).

492881915 is an equidigital number, since it uses as much as digits as its factorization.

492881915 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98576388.

The product of its digits is 207360, while the sum is 47.

The square root of 492881915 is about 22200.9440114604. The cubic root of 492881915 is about 789.9160916062.

The spelling of 492881915 in words is "four hundred ninety-two million, eight hundred eighty-one thousand, nine hundred fifteen".