84864292 has 6 divisors (see below), whose sum is σ = 148512518. Its totient is φ = 42432144.

The previous prime is 84864287. The next prime is 84864293. The reversal of 84864292 is 29246848.

It can be written as a sum of positive squares in only one way, i.e., 77862976 + 7001316 = 8824^2 + 2646^2 .

It is a super-2 number, since 2×84864292² = 14403896113322528, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (84864293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10608033 + ... + 10608040.

Almost surely, 2^84864292 is an apocalyptic number.

It is an amenable number.

84864292 is a deficient number, since it is larger than the sum of its proper divisors (63648226).

84864292 is a wasteful number, since it uses less digits than its factorization.

84864292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21216077 (or 21216075 counting only the distinct ones).

The product of its digits is 221184, while the sum is 43.

The square root of 84864292 is about 9212.1817177040. The cubic root of 84864292 is about 439.4488484739.

The spelling of 84864292 in words is "eighty-four million, eight hundred sixty-four thousand, two hundred ninety-two".