73070472 has 32 divisors (see below), whose sum is σ = 188570880. Its totient is φ = 23570880.

The previous prime is 73070467. The next prime is 73070483. The reversal of 73070472 is 27407037.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48363 + ... + 49850.

It is an arithmetic number, because the mean of its divisors is an integer number (5892840).

Almost surely, 2^73070472 is an apocalyptic number.

It is an amenable number.

73070472 is an abundant number, since it is smaller than the sum of its proper divisors (115500408).

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

73070472 is a wasteful number, since it uses less digits than its factorization.

73070472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98253 (or 98249 counting only the distinct ones).

The product of its (nonzero) digits is 8232, while the sum is 30.

The square root of 73070472 is about 8548.1268123490. The cubic root of 73070472 is about 418.0683633217.

The spelling of 73070472 in words is "seventy-three million, seventy thousand, four hundred seventy-two".