496994009 has 8 divisors (see below), whose sum is σ = 501190560. Its totient is φ = 492811776.

The previous prime is 496993979. The next prime is 496994021. The reversal of 496994009 is 900499694.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 496994009 - 2²⁸ = 228558553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (496990009) 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, 72857 + ... + 79385.

It is an arithmetic number, because the mean of its divisors is an integer number (62648820).

Almost surely, 2^496994009 is an apocalyptic number.

It is an amenable number.

496994009 is a deficient number, since it is larger than the sum of its proper divisors (4196551).

496994009 is a wasteful number, since it uses less digits than its factorization.

496994009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7159.

The product of its (nonzero) digits is 629856, while the sum is 50.

The square root of 496994009 is about 22293.3624426644. The cubic root of 496994009 is about 792.1067567082.

The spelling of 496994009 in words is "four hundred ninety-six million, nine hundred ninety-four thousand, nine".