70690268 has 12 divisors (see below), whose sum is σ = 134954232. Its totient is φ = 32131920.

The previous prime is 70690259. The next prime is 70690283. The reversal of 70690268 is 86209607.

It is a super-2 number, since 2×70690268² = 9994227979823648, which contains 22 as substring.

It is a hoax number, since the sum of its digits (38) 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, 803255 + ... + 803342.

It is an arithmetic number, because the mean of its divisors is an integer number (11246186).

Almost surely, 2^70690268 is an apocalyptic number.

It is an amenable number.

70690268 is a deficient number, since it is larger than the sum of its proper divisors (64263964).

70690268 is a wasteful number, since it uses less digits than its factorization.

70690268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1606612 (or 1606610 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 70690268 is about 8407.7504720347. The cubic root of 70690268 is about 413.4787640054.

The spelling of 70690268 in words is "seventy million, six hundred ninety thousand, two hundred sixty-eight".