82969228 has 6 divisors (see below), whose sum is σ = 145196156. Its totient is φ = 41484612.

The previous prime is 82969217. The next prime is 82969247. The reversal of 82969228 is 82296928.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10371150 + ... + 10371157.

Almost surely, 2^82969228 is an apocalyptic number.

It is an amenable number.

82969228 is a deficient number, since it is larger than the sum of its proper divisors (62226928).

82969228 is a wasteful number, since it uses less digits than its factorization.

82969228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20742311 (or 20742309 counting only the distinct ones).

The product of its digits is 248832, while the sum is 46.

The square root of 82969228 is about 9108.7445896786. The cubic root of 82969228 is about 436.1531529967.

The spelling of 82969228 in words is "eighty-two million, nine hundred sixty-nine thousand, two hundred twenty-eight".