83427264 has 42 divisors (see below), whose sum is σ = 239130840. Its totient is φ = 27808896.

The previous prime is 83427263. The next prime is 83427269. The reversal of 83427264 is 46272438.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83427263) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 71844 + ... + 72995.

Almost surely, 2^83427264 is an apocalyptic number.

It is an amenable number.

83427264 is an abundant number, since it is smaller than the sum of its proper divisors (155703576).

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

83427264 is a wasteful number, since it uses less digits than its factorization.

83427264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144857 (or 144844 counting only the distinct ones).

The product of its digits is 64512, while the sum is 36.

The square root of 83427264 is about 9133.8526373048. The cubic root of 83427264 is about 436.9542827370.

The spelling of 83427264 in words is "eighty-three million, four hundred twenty-seven thousand, two hundred sixty-four".