538499434 has 16 divisors (see below), whose sum is σ = 911567520. Its totient is φ = 236331760.

The previous prime is 538499417. The next prime is 538499441. The reversal of 538499434 is 434994835.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 421384 + ... + 422659.

It is an arithmetic number, because the mean of its divisors is an integer number (56972970).

Almost surely, 2^538499434 is an apocalyptic number.

538499434 is a deficient number, since it is larger than the sum of its proper divisors (373068086).

538499434 is a wasteful number, since it uses less digits than its factorization.

538499434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 844085.

The product of its digits is 1866240, while the sum is 49.

The square root of 538499434 is about 23205.5905764107. The cubic root of 538499434 is about 813.5702958135.

The spelling of 538499434 in words is "five hundred thirty-eight million, four hundred ninety-nine thousand, four hundred thirty-four".