84940964 has 12 divisors (see below), whose sum is σ = 148753500. Its totient is φ = 42439968.

The previous prime is 84940957. The next prime is 84940979. The reversal of 84940964 is 46904948.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 52678564 + 32262400 = 7258^2 + 5680^2 .

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, 659 + ... + 13050.

It is an arithmetic number, because the mean of its divisors is an integer number (12396125).

Almost surely, 2^84940964 is an apocalyptic number.

It is an amenable number.

84940964 is a deficient number, since it is larger than the sum of its proper divisors (63812536).

84940964 is a wasteful number, since it uses less digits than its factorization.

84940964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15262 (or 15260 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 44.

The square root of 84940964 is about 9216.3422245487. The cubic root of 84940964 is about 439.5811509986.

The spelling of 84940964 in words is "eighty-four million, nine hundred forty thousand, nine hundred sixty-four".