614982864 has 20 divisors (see below), whose sum is σ = 1588705856. Its totient is φ = 204994272.

The previous prime is 614982857. The next prime is 614982869. The reversal of 614982864 is 468289416.

It is a Harshad number since it is a multiple of its sum of digits (48), and also a Moran number because the ratio is a prime number: 12812143 = 614982864 / (6 + 1 + 4 + 9 + 8 + 2 + 8 + 6 + 4).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (614982869) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6406024 + ... + 6406119.

Almost surely, 2^614982864 is an apocalyptic number.

It is an amenable number.

614982864 is an abundant number, since it is smaller than the sum of its proper divisors (973722992).

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

614982864 is a wasteful number, since it uses less digits than its factorization.

614982864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12812154 (or 12812148 counting only the distinct ones).

The product of its digits is 663552, while the sum is 48.

The square root of 614982864 is about 24798.8480377618. The cubic root of 614982864 is about 850.3956008595.

The spelling of 614982864 in words is "six hundred fourteen million, nine hundred eighty-two thousand, eight hundred sixty-four".