70490456 has 16 divisors (see below), whose sum is σ = 139126200. Its totient is φ = 33390144.

The previous prime is 70490401. The next prime is 70490467. The reversal of 70490456 is 65409407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 231725 + ... + 232028.

Almost surely, 2^70490456 is an apocalyptic number.

70490456 is a gapful number since it is divisible by the number (76) formed by its first and last digit.

It is an amenable number.

70490456 is a deficient number, since it is larger than the sum of its proper divisors (68635744).

70490456 is a wasteful number, since it uses less digits than its factorization.

70490456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 463778 (or 463774 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 70490456 is about 8395.8594557079. The cubic root of 70490456 is about 413.0888188457.

The spelling of 70490456 in words is "seventy million, four hundred ninety thousand, four hundred fifty-six".