662713674 has 32 divisors (see below), whose sum is σ = 1580636160. Its totient is φ = 181114032.

The previous prime is 662713631. The next prime is 662713739. The reversal of 662713674 is 476317266.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 342054 + ... + 343985.

It is an arithmetic number, because the mean of its divisors is an integer number (49394880).

Almost surely, 2^662713674 is an apocalyptic number.

662713674 is an abundant number, since it is smaller than the sum of its proper divisors (917922486).

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

662713674 is a wasteful number, since it uses less digits than its factorization.

662713674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 686074.

The product of its digits is 254016, while the sum is 42.

The square root of 662713674 is about 25743.2257885448. The cubic root of 662713674 is about 871.8504121893.

It can be divided in two parts, 6627 and 13674, that added together give a triangular number (20301 = T₂₀₁).

The spelling of 662713674 in words is "six hundred sixty-two million, seven hundred thirteen thousand, six hundred seventy-four".