84312874 has 8 divisors (see below), whose sum is σ = 126509220. Its totient is φ = 42143136.

The previous prime is 84312869. The next prime is 84312929. The reversal of 84312874 is 47821348.

It can be written as a sum of positive squares in 2 ways, for example, as 77316849 + 6996025 = 8793^2 + 2645^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6372 + ... + 14464.

Almost surely, 2^84312874 is an apocalyptic number.

84312874 is a deficient number, since it is larger than the sum of its proper divisors (42196346).

84312874 is a wasteful number, since it uses less digits than its factorization.

84312874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13304.

The product of its digits is 43008, while the sum is 37.

The square root of 84312874 is about 9182.2042016065. The cubic root of 84312874 is about 438.4949853959.

The spelling of 84312874 in words is "eighty-four million, three hundred twelve thousand, eight hundred seventy-four".