82649292 has 36 divisors (see below), whose sum is σ = 211977528. Its totient is φ = 25044800.

The previous prime is 82649279. The next prime is 82649293. The reversal of 82649292 is 29294628.

It is not an unprimeable number, because it can be changed into a prime (82649293) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27009 + ... + 29912.

Almost surely, 2^82649292 is an apocalyptic number.

It is an amenable number.

82649292 is an abundant number, since it is smaller than the sum of its proper divisors (129328236).

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

82649292 is a wasteful number, since it uses less digits than its factorization.

82649292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56950 (or 56937 counting only the distinct ones).

The product of its digits is 124416, while the sum is 42.

The square root of 82649292 is about 9091.1656018357. The cubic root of 82649292 is about 435.5918170078.

The spelling of 82649292 in words is "eighty-two million, six hundred forty-nine thousand, two hundred ninety-two".