490402 has 8 divisors (see below), whose sum is σ = 802512. Its totient is φ = 222900.

The previous prime is 490393. The next prime is 490417. The reversal of 490402 is 204094.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 490402.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11124 + ... + 11167.

It is an arithmetic number, because the mean of its divisors is an integer number (100314).

2⁴⁹⁰⁴⁰² is an apocalyptic number.

490402 is a deficient number, since it is larger than the sum of its proper divisors (312110).

490402 is a wasteful number, since it uses less digits than its factorization.

490402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22304.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 490402 is about 700.2870839877. The cubic root of 490402 is about 78.8589053401.

Adding to 490402 its reverse (204094), we get a palindrome (694496).

The spelling of 490402 in words is "four hundred ninety thousand, four hundred two".