70384472 has 16 divisors (see below), whose sum is σ = 132367560. Its totient is φ = 35086464.

The previous prime is 70384459. The next prime is 70384481. The reversal of 70384472 is 27448307.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

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, 10358 + ... + 15749.

Almost surely, 2^70384472 is an apocalyptic number.

It is an amenable number.

70384472 is a deficient number, since it is larger than the sum of its proper divisors (61983088).

70384472 is a wasteful number, since it uses less digits than its factorization.

70384472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26450 (or 26446 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 35.

The square root of 70384472 is about 8389.5453988878. The cubic root of 70384472 is about 412.8816855305.

The spelling of 70384472 in words is "seventy million, three hundred eighty-four thousand, four hundred seventy-two".