70455256 has 32 divisors (see below), whose sum is σ = 140797440. Its totient is φ = 32975008.

The previous prime is 70455247. The next prime is 70455317. The reversal of 70455256 is 65255407.

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 7 ways as a sum of consecutive naturals, for example, 4575 + ... + 12721.

It is an arithmetic number, because the mean of its divisors is an integer number (4399920).

Almost surely, 2^70455256 is an apocalyptic number.

It is an amenable number.

70455256 is a deficient number, since it is larger than the sum of its proper divisors (70342184).

70455256 is a wasteful number, since it uses less digits than its factorization.

70455256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8223 (or 8219 counting only the distinct ones).

The product of its (nonzero) digits is 42000, while the sum is 34.

The square root of 70455256 is about 8393.7629225515. The cubic root of 70455256 is about 413.0200476093.

The spelling of 70455256 in words is "seventy million, four hundred fifty-five thousand, two hundred fifty-six".