82898040 has 32 divisors (see below), whose sum is σ = 248694480. Its totient is φ = 22106112.

The previous prime is 82898017. The next prime is 82898059. The reversal of 82898040 is 4089828.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 82898040.

It is a congruent number.

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, 345289 + ... + 345528.

Almost surely, 2^82898040 is an apocalyptic number.

It is an amenable number.

82898040 is an abundant number, since it is smaller than the sum of its proper divisors (165796440).

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

82898040 is a wasteful number, since it uses less digits than its factorization.

82898040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 690831 (or 690827 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 39.

The square root of 82898040 is about 9104.8360776018. The cubic root of 82898040 is about 436.0283767968.

The spelling of 82898040 in words is "eighty-two million, eight hundred ninety-eight thousand, forty".