70344474 has 32 divisors (see below), whose sum is σ = 147871680. Its totient is φ = 22280832.

The previous prime is 70344433. The next prime is 70344493. The reversal of 70344474 is 47444307.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5862 + ... + 13230.

It is an arithmetic number, because the mean of its divisors is an integer number (4620990).

Almost surely, 2^70344474 is an apocalyptic number.

70344474 is a gapful number since it is divisible by the number (74) formed by its first and last digit.

70344474 is an abundant number, since it is smaller than the sum of its proper divisors (77527206).

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

70344474 is a wasteful number, since it uses less digits than its factorization.

70344474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7454.

The product of its (nonzero) digits is 37632, while the sum is 33.

The square root of 70344474 is about 8387.1612599258. The cubic root of 70344474 is about 412.8034600808.

The spelling of 70344474 in words is "seventy million, three hundred forty-four thousand, four hundred seventy-four".