70879074 has 32 divisors (see below), whose sum is σ = 167598720. Its totient is φ = 19552512.

The previous prime is 70879043. The next prime is 70879091. The reversal of 70879074 is 47097807.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27879 + ... + 30314.

It is an arithmetic number, because the mean of its divisors is an integer number (5237460).

Almost surely, 2^70879074 is an apocalyptic number.

70879074 is an abundant number, since it is smaller than the sum of its proper divisors (96719646).

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

70879074 is a wasteful number, since it uses less digits than its factorization.

70879074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58234.

The product of its (nonzero) digits is 98784, while the sum is 42.

The square root of 70879074 is about 8418.9710772754. The cubic root of 70879074 is about 413.8465556577.

It can be divided in two parts, 7087 and 9074, that added together give a palindrome (16161).

The spelling of 70879074 in words is "seventy million, eight hundred seventy-nine thousand, seventy-four".