662020402 has 16 divisors (see below), whose sum is σ = 1000188000. Its totient is φ = 328630720.

The previous prime is 662020397. The next prime is 662020423. The reversal of 662020402 is 204020266.

It is a happy number.

662020402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 314349 + ... + 316447.

It is an arithmetic number, because the mean of its divisors is an integer number (62511750).

Almost surely, 2^662020402 is an apocalyptic number.

662020402 is a deficient number, since it is larger than the sum of its proper divisors (338167598).

662020402 is a wasteful number, since it uses less digits than its factorization.

662020402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3161.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 662020402 is about 25729.7571306066. The cubic root of 662020402 is about 871.5462887083.

Adding to 662020402 its reverse (204020266), we get a palindrome (866040668).

The spelling of 662020402 in words is "six hundred sixty-two million, twenty thousand, four hundred two".