490606458 has 16 divisors (see below), whose sum is σ = 1007732640. Its totient is φ = 159115536.

The previous prime is 490606331. The next prime is 490606463. The reversal of 490606458 is 854606094.

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, 1104748 + ... + 1105191.

It is an arithmetic number, because the mean of its divisors is an integer number (62983290).

Almost surely, 2^490606458 is an apocalyptic number.

490606458 is an abundant number, since it is smaller than the sum of its proper divisors (517126182).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

490606458 is a wasteful number, since it uses less digits than its factorization.

490606458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2209981.

The product of its (nonzero) digits is 207360, while the sum is 42.

The square root of 490606458 is about 22149.6378751437. The cubic root of 490606458 is about 788.6986308084.

The spelling of 490606458 in words is "four hundred ninety million, six hundred six thousand, four hundred fifty-eight".