490436794 has 4 divisors (see below), whose sum is σ = 735655194. Its totient is φ = 245218396.

The previous prime is 490436783. The next prime is 490436803. The reversal of 490436794 is 497634094.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 488984769 + 1452025 = 22113^2 + 1205^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122609197 + ... + 122609200.

Almost surely, 2^490436794 is an apocalyptic number.

490436794 is a deficient number, since it is larger than the sum of its proper divisors (245218400).

490436794 is a wasteful number, since it uses less digits than its factorization.

490436794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245218399.

The product of its (nonzero) digits is 653184, while the sum is 46.

The square root of 490436794 is about 22145.8075942152. The cubic root of 490436794 is about 788.6077030796.

The spelling of 490436794 in words is "four hundred ninety million, four hundred thirty-six thousand, seven hundred ninety-four".