70372304 has 20 divisors (see below), whose sum is σ = 136630020. Its totient is φ = 35112960.

The previous prime is 70372273. The next prime is 70372327. The reversal of 70372304 is 40327307.

It can be written as a sum of positive squares in 2 ways, for example, as 25482304 + 44890000 = 5048^2 + 6700^2 .

It is a super-2 number, since 2×70372304² = 9904522340536832, which contains 22 as substring.

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, 3824 + ... + 12464.

It is an arithmetic number, because the mean of its divisors is an integer number (6831501).

Almost surely, 2^70372304 is an apocalyptic number.

It is an amenable number.

70372304 is a deficient number, since it is larger than the sum of its proper divisors (66257716).

70372304 is a wasteful number, since it uses less digits than its factorization.

70372304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9158 (or 9152 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 26.

The square root of 70372304 is about 8388.8201792624. The cubic root of 70372304 is about 412.8578912960.

The spelling of 70372304 in words is "seventy million, three hundred seventy-two thousand, three hundred four".