70500556 has 12 divisors (see below), whose sum is σ = 141001168. Its totient is φ = 30214512.

The previous prime is 70500539. The next prime is 70500559. The reversal of 70500556 is 65500507.

70500556 is an admirable number.

It is a Harshad number since it is a multiple of its sum of digits (28), and also a Moran number because the ratio is a prime number: 2517877 = 70500556 / (7 + 0 + 5 + 0 + 0 + 5 + 5 + 6).

It is not an unprimeable number, because it can be changed into a prime (70500559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1258911 + ... + 1258966.

Almost surely, 2^70500556 is an apocalyptic number.

It is an amenable number.

70500556 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

70500556 is a wasteful number, since it uses less digits than its factorization.

70500556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2517888 (or 2517886 counting only the distinct ones).

The product of its (nonzero) digits is 5250, while the sum is 28.

The square root of 70500556 is about 8396.4609211262. The cubic root of 70500556 is about 413.1085472745.

The spelling of 70500556 in words is "seventy million, five hundred thousand, five hundred fifty-six".