70393700 has 72 divisors (see below), whose sum is σ = 165984168. Its totient is φ = 25758720.

The previous prime is 70393693. The next prime is 70393717. The reversal of 70393700 is 739307.

It can be written as a sum of positive squares in 12 ways, for example, as 39212644 + 31181056 = 6262^2 + 5584^2 .

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 224744 + ... + 225056.

Almost surely, 2^70393700 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 70393700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82992084).

70393700 is an abundant number, since it is smaller than the sum of its proper divisors (95590468).

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

70393700 is a wasteful number, since it uses less digits than its factorization.

70393700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 513 (or 506 counting only the distinct ones).

The product of its (nonzero) digits is 3969, while the sum is 29.

The square root of 70393700 is about 8390.0953510672. The cubic root of 70393700 is about 412.8997288365.

The spelling of 70393700 in words is "seventy million, three hundred ninety-three thousand, seven hundred".