662004032 has 56 divisors (see below), whose sum is σ = 1379500416. Its totient is φ = 314597888.

The previous prime is 662004029. The next prime is 662004043. The reversal of 662004032 is 230400266.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a junction number, because it is equal to n+sod(n) for n = 662003989 and 662004007.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 244478 + ... + 247170.

It is an arithmetic number, because the mean of its divisors is an integer number (24633936).

Almost surely, 2^662004032 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 662004032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (689750208).

662004032 is an abundant number, since it is smaller than the sum of its proper divisors (717496384).

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

662004032 is a wasteful number, since it uses less digits than its factorization.

662004032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2895 (or 2885 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 662004032 is about 25729.4390144830. The cubic root of 662004032 is about 871.5391049768.

Adding to 662004032 its reverse (230400266), we get a palindrome (892404298).

The spelling of 662004032 in words is "six hundred sixty-two million, four thousand, thirty-two".