662406392 has 16 divisors (see below), whose sum is σ = 1242326400. Its totient is φ = 331119360.

The previous prime is 662406361. The next prime is 662406397. The reversal of 662406392 is 293604266.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (662406397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34409 + ... + 50087.

It is an arithmetic number, because the mean of its divisors is an integer number (77645400).

Almost surely, 2^662406392 is an apocalyptic number.

It is an amenable number.

662406392 is a deficient number, since it is larger than the sum of its proper divisors (579920008).

662406392 is a wasteful number, since it uses less digits than its factorization.

662406392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20966 (or 20962 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 38.

The square root of 662406392 is about 25737.2568856901. The cubic root of 662406392 is about 871.7156403835.

The spelling of 662406392 in words is "six hundred sixty-two million, four hundred six thousand, three hundred ninety-two".