499040979 has 8 divisors (see below), whose sum is σ = 665852352. Its totient is φ = 332461800.

The previous prime is 499040977. The next prime is 499040981. The reversal of 499040979 is 979040994.

It is an interprime number because it is at equal distance from previous prime (499040977) and next prime (499040981).

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

It is not a de Polignac number, because 499040979 - 2¹ = 499040977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (499040977) 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, 52969 + ... + 61674.

It is an arithmetic number, because the mean of its divisors is an integer number (83231544).

Almost surely, 2^499040979 is an apocalyptic number.

499040979 is a deficient number, since it is larger than the sum of its proper divisors (166811373).

499040979 is a wasteful number, since it uses less digits than its factorization.

499040979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116097.

The product of its (nonzero) digits is 734832, while the sum is 51.

The square root of 499040979 is about 22339.2251208496. The cubic root of 499040979 is about 793.1927508862.

The spelling of 499040979 in words is "four hundred ninety-nine million, forty thousand, nine hundred seventy-nine".