70570650 has 24 divisors (see below), whose sum is σ = 175015584. Its totient is φ = 18818800.

The previous prime is 70570637. The next prime is 70570657. The reversal of 70570650 is 5607507.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (70570657) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 235086 + ... + 235385.

It is an arithmetic number, because the mean of its divisors is an integer number (7292316).

Almost surely, 2^70570650 is an apocalyptic number.

70570650 is an abundant number, since it is smaller than the sum of its proper divisors (104444934).

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

70570650 is a wasteful number, since it uses less digits than its factorization.

70570650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 470486 (or 470481 counting only the distinct ones).

The product of its (nonzero) digits is 7350, while the sum is 30.

The square root of 70570650 is about 8400.6339046527. The cubic root of 70570650 is about 413.2454106837.

The spelling of 70570650 in words is "seventy million, five hundred seventy thousand, six hundred fifty".