70440744 has 32 divisors (see below), whose sum is σ = 192111840. Its totient is φ = 21345600.

The previous prime is 70440731. The next prime is 70440757. The reversal of 70440744 is 44704407.

It is an interprime number because it is at equal distance from previous prime (70440731) and next prime (70440757).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133147 + ... + 133674.

It is an arithmetic number, because the mean of its divisors is an integer number (6003495).

Almost surely, 2^70440744 is an apocalyptic number.

It is an amenable number.

70440744 is an abundant number, since it is smaller than the sum of its proper divisors (121671096).

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

70440744 is a wasteful number, since it uses less digits than its factorization.

70440744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266841 (or 266837 counting only the distinct ones).

The product of its (nonzero) digits is 12544, while the sum is 30.

The square root of 70440744 is about 8392.8984266462. The cubic root of 70440744 is about 412.9916884358.

The spelling of 70440744 in words is "seventy million, four hundred forty thousand, seven hundred forty-four".