82770736 has 20 divisors (see below), whose sum is σ = 163395792. Its totient is φ = 40604096.

The previous prime is 82770733. The next prime is 82770781. The reversal of 82770736 is 63707728.

It is not an unprimeable number, because it can be changed into a prime (82770731) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47956 + ... + 49651.

Almost surely, 2^82770736 is an apocalyptic number.

It is an amenable number.

82770736 is a deficient number, since it is larger than the sum of its proper divisors (80625056).

82770736 is a wasteful number, since it uses less digits than its factorization.

82770736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97668 (or 97662 counting only the distinct ones).

The product of its (nonzero) digits is 98784, while the sum is 40.

The square root of 82770736 is about 9097.8423815760. The cubic root of 82770736 is about 435.8050639384.

The spelling of 82770736 in words is "eighty-two million, seven hundred seventy thousand, seven hundred thirty-six".