662220404 has 12 divisors (see below), whose sum is σ = 1159132128. Its totient is φ = 331039800.

The previous prime is 662220401. The next prime is 662220463. The reversal of 662220404 is 404022266.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (662220401) 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, 7559 + ... + 37169.

It is an arithmetic number, because the mean of its divisors is an integer number (96594344).

Almost surely, 2^662220404 is an apocalyptic number.

It is an amenable number.

662220404 is a deficient number, since it is larger than the sum of its proper divisors (496911724).

662220404 is a wasteful number, since it uses less digits than its factorization.

662220404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35206 (or 35204 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

The square root of 662220404 is about 25733.6434264563. The cubic root of 662220404 is about 871.6340470561.

The spelling of 662220404 in words is "six hundred sixty-two million, two hundred twenty thousand, four hundred four".