82899456 has 80 divisors (see below), whose sum is σ = 228104448. Its totient is φ = 26726400.

The previous prime is 82899449. The next prime is 82899511. The reversal of 82899456 is 65499828.

It is a junction number, because it is equal to n+sod(n) for n = 82899399 and 82899408.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46746 + ... + 48486.

Almost surely, 2^82899456 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 82899456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (114052224).

82899456 is an abundant number, since it is smaller than the sum of its proper divisors (145204992).

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

82899456 is a wasteful number, since it uses less digits than its factorization.

82899456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1793 (or 1777 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 51.

The square root of 82899456 is about 9104.9138381426. The cubic root of 82899456 is about 436.0308594155.

The spelling of 82899456 in words is "eighty-two million, eight hundred ninety-nine thousand, four hundred fifty-six".