84812492 has 6 divisors (see below), whose sum is σ = 148421868. Its totient is φ = 42406244.

The previous prime is 84812491. The next prime is 84812513. The reversal of 84812492 is 29421848.

It is not an unprimeable number, because it can be changed into a prime (84812491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10601558 + ... + 10601565.

It is an arithmetic number, because the mean of its divisors is an integer number (24736978).

Almost surely, 2^84812492 is an apocalyptic number.

It is an amenable number.

84812492 is a deficient number, since it is larger than the sum of its proper divisors (63609376).

84812492 is a wasteful number, since it uses less digits than its factorization.

84812492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21203127 (or 21203125 counting only the distinct ones).

The product of its digits is 36864, while the sum is 38.

The square root of 84812492 is about 9209.3697938567. The cubic root of 84812492 is about 439.3594190925.

The spelling of 84812492 in words is "eighty-four million, eight hundred twelve thousand, four hundred ninety-two".