73072782 has 12 divisors (see below), whose sum is σ = 158324400. Its totient is φ = 24357588.

The previous prime is 73072759. The next prime is 73072807. The reversal of 73072782 is 28727037.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2029782 + ... + 2029817.

It is an arithmetic number, because the mean of its divisors is an integer number (13193700).

Almost surely, 2^73072782 is an apocalyptic number.

73072782 is an abundant number, since it is smaller than the sum of its proper divisors (85251618).

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

73072782 is a wasteful number, since it uses less digits than its factorization.

73072782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4059607 (or 4059604 counting only the distinct ones).

The product of its (nonzero) digits is 32928, while the sum is 36.

The square root of 73072782 is about 8548.2619286028. The cubic root of 73072782 is about 418.0727687845.

The spelling of 73072782 in words is "seventy-three million, seventy-two thousand, seven hundred eighty-two".