893393864 has 32 divisors (see below), whose sum is σ = 1861885440. Its totient is φ = 398424000.

The previous prime is 893393863. The next prime is 893393939. The reversal of 893393864 is 468393398.

It is a Harshad number since it is a multiple of its sum of digits (53).

It is not an unprimeable number, because it can be changed into a prime (893393863) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91112 + ... + 100439.

It is an arithmetic number, because the mean of its divisors is an integer number (58183920).

Almost surely, 2^893393864 is an apocalyptic number.

It is an amenable number.

893393864 is an abundant number, since it is smaller than the sum of its proper divisors (968491576).

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

893393864 is a wasteful number, since it uses less digits than its factorization.

893393864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191621 (or 191617 counting only the distinct ones).

The product of its digits is 3359232, while the sum is 53.

The square root of 893393864 is about 29889.6949465865. The cubic root of 893393864 is about 963.1213017649.

The spelling of 893393864 in words is "eight hundred ninety-three million, three hundred ninety-three thousand, eight hundred sixty-four".