705400612 has 24 divisors (see below), whose sum is σ = 1485055040. Its totient is φ = 286403040.

The previous prime is 705400607. The next prime is 705400643. The reversal of 705400612 is 216004507.

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 7 ways as a sum of consecutive naturals, for example, 662439 + ... + 663502.

Almost surely, 2^705400612 is an apocalyptic number.

It is an amenable number.

705400612 is an abundant number, since it is smaller than the sum of its proper divisors (779654428).

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

705400612 is a wasteful number, since it uses less digits than its factorization.

705400612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1325971 (or 1325969 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 705400612 is about 26559.3789837037. The cubic root of 705400612 is about 890.1815948938.

The spelling of 705400612 in words is "seven hundred five million, four hundred thousand, six hundred twelve".