505677834 has 24 divisors (see below), whose sum is σ = 1102363392. Its totient is φ = 167524200.

The previous prime is 505677791. The next prime is 505677857. The reversal of 505677834 is 438776505.

505677834 is a `hidden beast` number, since 5 + 0 + 567 + 7 + 83 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 505677834.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 83242 + ... + 89109.

It is an arithmetic number, because the mean of its divisors is an integer number (45931808).

Almost surely, 2^505677834 is an apocalyptic number.

505677834 is an abundant number, since it is smaller than the sum of its proper divisors (596685558).

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

505677834 is a wasteful number, since it uses less digits than its factorization.

505677834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172522 (or 172519 counting only the distinct ones).

The product of its (nonzero) digits is 705600, while the sum is 45.

The square root of 505677834 is about 22487.2816053875. The cubic root of 505677834 is about 796.6935583398.

The spelling of 505677834 in words is "five hundred five million, six hundred seventy-seven thousand, eight hundred thirty-four".