516405522 has 64 divisors (see below), whose sum is σ = 1165317120. Its totient is φ = 151740864.

The previous prime is 516405511. The next prime is 516405551. The reversal of 516405522 is 225504615.

It is a self number, because there is not a number n which added to its sum of digits gives 516405522.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 94353 + ... + 99675.

It is an arithmetic number, because the mean of its divisors is an integer number (18208080).

Almost surely, 2^516405522 is an apocalyptic number.

516405522 is an abundant number, since it is smaller than the sum of its proper divisors (648911598).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

516405522 is a wasteful number, since it uses less digits than its factorization.

516405522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5407.

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 516405522 is about 22724.5576854644. The cubic root of 516405522 is about 802.2879928311.

The spelling of 516405522 in words is "five hundred sixteen million, four hundred five thousand, five hundred twenty-two".