706561164 has 48 divisors (see below), whose sum is σ = 1834735840. Its totient is φ = 235146240.

The previous prime is 706561117. The next prime is 706561181. The reversal of 706561164 is 461165607.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67824 + ... + 77544.

Almost surely, 2^706561164 is an apocalyptic number.

It is an amenable number.

706561164 is an abundant number, since it is smaller than the sum of its proper divisors (1128174676).

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

706561164 is a wasteful number, since it uses less digits than its factorization.

706561164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10407 (or 10399 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 706561164 is about 26581.2182565059. The cubic root of 706561164 is about 890.6695143180.

The spelling of 706561164 in words is "seven hundred six million, five hundred sixty-one thousand, one hundred sixty-four".