70334879 has 4 divisors (see below), whose sum is σ = 70602576. Its totient is φ = 70067184.

The previous prime is 70334863. The next prime is 70334881. The reversal of 70334879 is 97843307.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 97843307 = 89 ⋅1099363.

It is a cyclic number.

It is not a de Polignac number, because 70334879 - 2⁴ = 70334863 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70334809) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133454 + ... + 133979.

It is an arithmetic number, because the mean of its divisors is an integer number (17650644).

Almost surely, 2^70334879 is an apocalyptic number.

70334879 is a deficient number, since it is larger than the sum of its proper divisors (267697).

70334879 is a wasteful number, since it uses less digits than its factorization.

70334879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267696.

The product of its (nonzero) digits is 127008, while the sum is 41.

The square root of 70334879 is about 8386.5892352016. The cubic root of 70334879 is about 412.7846904032.

The spelling of 70334879 in words is "seventy million, three hundred thirty-four thousand, eight hundred seventy-nine".