70522670 has 16 divisors (see below), whose sum is σ = 127157040. Its totient is φ = 28161024.

The previous prime is 70522637. The next prime is 70522679. The reversal of 70522670 is 7622507.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70522679) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 494 + ... + 11886.

It is an arithmetic number, because the mean of its divisors is an integer number (7947315).

Almost surely, 2^70522670 is an apocalyptic number.

70522670 is a deficient number, since it is larger than the sum of its proper divisors (56634370).

70522670 is a wasteful number, since it uses less digits than its factorization.

70522670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12019.

The product of its (nonzero) digits is 5880, while the sum is 29.

The square root of 70522670 is about 8397.7776822205. Note that the first 3 decimals coincide. The cubic root of 70522670 is about 413.1517361887.

The spelling of 70522670 in words is "seventy million, five hundred twenty-two thousand, six hundred seventy".