84839274 has 24 divisors (see below), whose sum is σ = 197958852. Its totient is φ = 26104320.

The previous prime is 84839269. The next prime is 84839303. The reversal of 84839274 is 47293848.

It can be written as a sum of positive squares in 2 ways, for example, as 79977249 + 4862025 = 8943^2 + 2205^2 .

It is an unprimeable number.

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 in 11 ways as a sum of consecutive naturals, for example, 181047 + ... + 181514.

Almost surely, 2^84839274 is an apocalyptic number.

84839274 is an abundant number, since it is smaller than the sum of its proper divisors (113119578).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

84839274 is a wasteful number, since it uses less digits than its factorization.

84839274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362582 (or 362579 counting only the distinct ones).

The product of its digits is 387072, while the sum is 45.

The square root of 84839274 is about 9210.8237416639. The cubic root of 84839274 is about 439.4056610447.

The spelling of 84839274 in words is "eighty-four million, eight hundred thirty-nine thousand, two hundred seventy-four".