490494135 has 16 divisors (see below), whose sum is σ = 785766240. Its totient is φ = 261271680.

The previous prime is 490494131. The next prime is 490494181. The reversal of 490494135 is 531494094.

It is not a de Polignac number, because 490494135 - 2² = 490494131 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 490494093 and 490494102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (490494131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7600 + ... + 32229.

It is an arithmetic number, because the mean of its divisors is an integer number (49110390).

Almost surely, 2^490494135 is an apocalyptic number.

490494135 is a deficient number, since it is larger than the sum of its proper divisors (295272105).

490494135 is a wasteful number, since it uses less digits than its factorization.

490494135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40658.

The product of its (nonzero) digits is 77760, while the sum is 39.

The square root of 490494135 is about 22147.1021806466. The cubic root of 490494135 is about 788.6384360865.

The spelling of 490494135 in words is "four hundred ninety million, four hundred ninety-four thousand, one hundred thirty-five".