663302042 has 32 divisors (see below), whose sum is σ = 1083196800. Its totient is φ = 302816448.

The previous prime is 663302033. The next prime is 663302089. The reversal of 663302042 is 240203366.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1670588 + ... + 1670984.

It is an arithmetic number, because the mean of its divisors is an integer number (33849900).

Almost surely, 2^663302042 is an apocalyptic number.

663302042 is a deficient number, since it is larger than the sum of its proper divisors (419894758).

663302042 is a wasteful number, since it uses less digits than its factorization.

663302042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 950.

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 663302042 is about 25754.6508809574. The cubic root of 663302042 is about 872.1083502053.

The spelling of 663302042 in words is "six hundred sixty-three million, three hundred two thousand, forty-two".