492840879 has 8 divisors (see below), whose sum is σ = 660792960. Its totient is φ = 326724696.

The previous prime is 492840847. The next prime is 492840937. The reversal of 492840879 is 978048294.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 492840879 - 2⁵ = 492840847 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (492840379) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 458347 + ... + 459420.

It is an arithmetic number, because the mean of its divisors is an integer number (82599120).

Almost surely, 2^492840879 is an apocalyptic number.

492840879 is a deficient number, since it is larger than the sum of its proper divisors (167952081).

492840879 is a wasteful number, since it uses less digits than its factorization.

492840879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 917949.

The product of its (nonzero) digits is 1161216, while the sum is 51.

The square root of 492840879 is about 22200.0197972885. The cubic root of 492840879 is about 789.8941689135.

The spelling of 492840879 in words is "four hundred ninety-two million, eight hundred forty thousand, eight hundred seventy-nine".