70399100 has 18 divisors (see below), whose sum is σ = 152766264. Its totient is φ = 28159600.

The previous prime is 70399099. The next prime is 70399103. The reversal of 70399100 is 199307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70399103) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 351896 + ... + 352095.

Almost surely, 2^70399100 is an apocalyptic number.

It is an amenable number.

70399100 is an abundant number, since it is smaller than the sum of its proper divisors (82367164).

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

70399100 is a wasteful number, since it uses less digits than its factorization.

70399100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 704005 (or 703998 counting only the distinct ones).

The product of its (nonzero) digits is 1701, while the sum is 29.

The square root of 70399100 is about 8390.4171529192. The cubic root of 70399100 is about 412.9102866067.

The spelling of 70399100 in words is "seventy million, three hundred ninety-nine thousand, one hundred".