705990264 has 64 divisors (see below), whose sum is σ = 2021491200. Its totient is φ = 201273984.

The previous prime is 705990251. The next prime is 705990289. The reversal of 705990264 is 462099507.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77502 + ... + 86130.

It is an arithmetic number, because the mean of its divisors is an integer number (31585800).

Almost surely, 2^705990264 is an apocalyptic number.

It is an amenable number.

705990264 is an abundant number, since it is smaller than the sum of its proper divisors (1315500936).

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

705990264 is a wasteful number, since it uses less digits than its factorization.

705990264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9132 (or 9128 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 42.

The square root of 705990264 is about 26570.4773009444. The cubic root of 705990264 is about 890.4295632875.

The spelling of 705990264 in words is "seven hundred five million, nine hundred ninety thousand, two hundred sixty-four".