70100312 has 16 divisors (see below), whose sum is σ = 134235360. Its totient is φ = 34304224.

The previous prime is 70100293. The next prime is 70100339. The reversal of 70100312 is 21300107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92843 + ... + 93594.

It is an arithmetic number, because the mean of its divisors is an integer number (8389710).

Almost surely, 2^70100312 is an apocalyptic number.

It is an amenable number.

70100312 is a deficient number, since it is larger than the sum of its proper divisors (64135048).

70100312 is a wasteful number, since it uses less digits than its factorization.

70100312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186490 (or 186486 counting only the distinct ones).

The product of its (nonzero) digits is 42, while the sum is 14.

The square root of 70100312 is about 8372.5929078154. The cubic root of 70100312 is about 412.3253000046.

Adding to 70100312 its reverse (21300107), we get a palindrome (91400419).

The spelling of 70100312 in words is "seventy million, one hundred thousand, three hundred twelve".