70440696 has 24 divisors (see below), whose sum is σ = 190777080. Its totient is φ = 23480208.

The previous prime is 70440661. The next prime is 70440703. The reversal of 70440696 is 69604407.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 70440696.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 489100 + ... + 489243.

It is an arithmetic number, because the mean of its divisors is an integer number (7949045).

Almost surely, 2^70440696 is an apocalyptic number.

It is an amenable number.

70440696 is an abundant number, since it is smaller than the sum of its proper divisors (120336384).

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

70440696 is a wasteful number, since it uses less digits than its factorization.

70440696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 978355 (or 978348 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 70440696 is about 8392.8955670853. The cubic root of 70440696 is about 412.9915946283.

The spelling of 70440696 in words is "seventy million, four hundred forty thousand, six hundred ninety-six".