70393320 has 64 divisors (see below), whose sum is σ = 234648000. Its totient is φ = 18771264.

The previous prime is 70393319. The next prime is 70393321. The reversal of 70393320 is 2339307.

It is an interprime number because it is at equal distance from previous prime (70393319) and next prime (70393321).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (70393321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31510 + ... + 33669.

It is an arithmetic number, because the mean of its divisors is an integer number (3666375).

Almost surely, 2^70393320 is an apocalyptic number.

It is an amenable number.

70393320 is an abundant number, since it is smaller than the sum of its proper divisors (164254680).

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

70393320 is a wasteful number, since it uses less digits than its factorization.

70393320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65199 (or 65189 counting only the distinct ones).

The product of its (nonzero) digits is 3402, while the sum is 27.

The square root of 70393320 is about 8390.0727052869. The cubic root of 70393320 is about 412.8989858619.

The spelling of 70393320 in words is "seventy million, three hundred ninety-three thousand, three hundred twenty".