82504745 has 24 divisors (see below), whose sum is σ = 107021376. Its totient is φ = 61018272.

The previous prime is 82504699. The next prime is 82504777. The reversal of 82504745 is 54740528.

It is not a de Polignac number, because 82504745 - 2⁸ = 82504489 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 77084 + ... + 78146.

It is an arithmetic number, because the mean of its divisors is an integer number (4459224).

Almost surely, 2^82504745 is an apocalyptic number.

It is an amenable number.

82504745 is a deficient number, since it is larger than the sum of its proper divisors (24516631).

82504745 is a wasteful number, since it uses less digits than its factorization.

82504745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1149 (or 1130 counting only the distinct ones).

The product of its (nonzero) digits is 44800, while the sum is 35.

The square root of 82504745 is about 9083.2122621901. The cubic root of 82504745 is about 435.3377304105.

The spelling of 82504745 in words is "eighty-two million, five hundred four thousand, seven hundred forty-five".