662327964 has 72 divisors (see below), whose sum is σ = 1773233280. Its totient is φ = 208007712.

The previous prime is 662327951. The next prime is 662327969. The reversal of 662327964 is 469723266.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (662327969) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 49507 + ... + 61445.

It is an arithmetic number, because the mean of its divisors is an integer number (24628240).

Almost surely, 2^662327964 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 662327964, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (886616640).

662327964 is an abundant number, since it is smaller than the sum of its proper divisors (1110905316).

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

662327964 is a wasteful number, since it uses less digits than its factorization.

662327964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12039 (or 12034 counting only the distinct ones).

The product of its digits is 653184, while the sum is 45.

The square root of 662327964 is about 25735.7332127919. The cubic root of 662327964 is about 871.6812357173.

The spelling of 662327964 in words is "six hundred sixty-two million, three hundred twenty-seven thousand, nine hundred sixty-four".