82733865 has 16 divisors (see below), whose sum is σ = 135191808. Its totient is φ = 43185536.

The previous prime is 82733863. The next prime is 82733869. The reversal of 82733865 is 56833728.

It is a cyclic number.

It is not a de Polignac number, because 82733865 - 2¹ = 82733863 is a prime.

It is not an unprimeable number, because it can be changed into a prime (82733863) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57972 + ... + 59381.

It is an arithmetic number, because the mean of its divisors is an integer number (8449488).

Almost surely, 2^82733865 is an apocalyptic number.

It is an amenable number.

82733865 is a deficient number, since it is larger than the sum of its proper divisors (52457943).

82733865 is a wasteful number, since it uses less digits than its factorization.

82733865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117408.

The product of its digits is 241920, while the sum is 42.

The square root of 82733865 is about 9095.8157962879. The cubic root of 82733865 is about 435.7403431774.

The spelling of 82733865 in words is "eighty-two million, seven hundred thirty-three thousand, eight hundred sixty-five".