70629172 has 12 divisors (see below), whose sum is σ = 123792676. Its totient is φ = 35259840.

The previous prime is 70629161. The next prime is 70629211. The reversal of 70629172 is 27192607.

It can be written as a sum of positive squares in 2 ways, for example, as 64096036 + 6533136 = 8006^2 + 2556^2 .

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

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, 10713 + ... + 16000.

Almost surely, 2^70629172 is an apocalyptic number.

It is an amenable number.

70629172 is a deficient number, since it is larger than the sum of its proper divisors (53163504).

70629172 is a wasteful number, since it uses less digits than its factorization.

70629172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27378 (or 27376 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 34.

The square root of 70629172 is about 8404.1163723499. The cubic root of 70629172 is about 413.3596095563.

The spelling of 70629172 in words is "seventy million, six hundred twenty-nine thousand, one hundred seventy-two".