82876455 has 12 divisors (see below), whose sum is σ = 143652600. Its totient is φ = 44200752.

The previous prime is 82876447. The next prime is 82876477. The reversal of 82876455 is 55467828.

It is not a de Polignac number, because 82876455 - 2³ = 82876447 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 1841699 = 82876455 / (8 + 2 + 8 + 7 + 6 + 4 + 5 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 82876455.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 920805 + ... + 920894.

It is an arithmetic number, because the mean of its divisors is an integer number (11971050).

Almost surely, 2^82876455 is an apocalyptic number.

82876455 is a deficient number, since it is larger than the sum of its proper divisors (60776145).

82876455 is a wasteful number, since it uses less digits than its factorization.

82876455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1841710 (or 1841707 counting only the distinct ones).

The product of its digits is 537600, while the sum is 45.

The square root of 82876455 is about 9103.6506413636. The cubic root of 82876455 is about 435.9905291408.

The spelling of 82876455 in words is "eighty-two million, eight hundred seventy-six thousand, four hundred fifty-five".