84537412 has 6 divisors (see below), whose sum is σ = 147940478. Its totient is φ = 42268704.

The previous prime is 84537391. The next prime is 84537419. The reversal of 84537412 is 21473548.

It can be written as a sum of positive squares in only one way, i.e., 66846976 + 17690436 = 8176^2 + 4206^2 .

It is not an unprimeable number, because it can be changed into a prime (84537419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10567173 + ... + 10567180.

Almost surely, 2^84537412 is an apocalyptic number.

It is an amenable number.

84537412 is a deficient number, since it is larger than the sum of its proper divisors (63403066).

84537412 is a wasteful number, since it uses less digits than its factorization.

84537412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21134357 (or 21134355 counting only the distinct ones).

The product of its digits is 26880, while the sum is 34.

The square root of 84537412 is about 9194.4228747649. The cubic root of 84537412 is about 438.8838999546.

The spelling of 84537412 in words is "eighty-four million, five hundred thirty-seven thousand, four hundred twelve".