70344392 has 16 divisors (see below), whose sum is σ = 132451200. Its totient is φ = 35024080.

The previous prime is 70344389. The next prime is 70344433. The reversal of 70344392 is 29344307.

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, 16484 + ... + 20307.

It is an arithmetic number, because the mean of its divisors is an integer number (8278200).

Almost surely, 2^70344392 is an apocalyptic number.

It is an amenable number.

70344392 is a deficient number, since it is larger than the sum of its proper divisors (62106808).

70344392 is a wasteful number, since it uses less digits than its factorization.

70344392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37036 (or 37032 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 32.

The square root of 70344392 is about 8387.1563715004. The cubic root of 70344392 is about 412.8032996802.

Adding to 70344392 its reverse (29344307), we get a palindrome (99688699).

The spelling of 70344392 in words is "seventy million, three hundred forty-four thousand, three hundred ninety-two".