70453856 has 24 divisors (see below), whose sum is σ = 151316424. Its totient is φ = 32024320.

The previous prime is 70453849. The next prime is 70453871. The reversal of 70453856 is 65835407.

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, 99725 + ... + 100428.

It is an arithmetic number, because the mean of its divisors is an integer number (6304851).

Almost surely, 2^70453856 is an apocalyptic number.

It is an amenable number.

70453856 is an abundant number, since it is smaller than the sum of its proper divisors (80862568).

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

70453856 is a wasteful number, since it uses less digits than its factorization.

70453856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200174 (or 200166 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 38.

The square root of 70453856 is about 8393.6795268821. The cubic root of 70453856 is about 413.0173119161.

It can be divided in two parts, 7045 and 3856, that added together give a palindrome (10901).

The spelling of 70453856 in words is "seventy million, four hundred fifty-three thousand, eight hundred fifty-six".