70718575 has 6 divisors (see below), whose sum is σ = 87691064. Its totient is φ = 56574840.

The previous prime is 70718569. The next prime is 70718603. The reversal of 70718575 is 57581707.

It is a happy number.

It is not a de Polignac number, because 70718575 - 2⁷ = 70718447 is a prime.

It is a super-2 number, since 2×70718575² = 10002233700061250, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1414347 + ... + 1414396.

Almost surely, 2^70718575 is an apocalyptic number.

70718575 is a deficient number, since it is larger than the sum of its proper divisors (16972489).

70718575 is a wasteful number, since it uses less digits than its factorization.

70718575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2828753 (or 2828748 counting only the distinct ones).

The product of its (nonzero) digits is 68600, while the sum is 40.

The square root of 70718575 is about 8409.4336908023. The cubic root of 70718575 is about 413.5339473744.

The spelling of 70718575 in words is "seventy million, seven hundred eighteen thousand, five hundred seventy-five".