490240364 has 6 divisors (see below), whose sum is σ = 857920644. Its totient is φ = 245120180.

The previous prime is 490240363. The next prime is 490240393. The reversal of 490240364 is 463042094.

It is a super-2 number, since 2×490240364² = 480671228989704992, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 490240364.

It is not an unprimeable number, because it can be changed into a prime (490240363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61280042 + ... + 61280049.

It is an arithmetic number, because the mean of its divisors is an integer number (142986774).

Almost surely, 2^490240364 is an apocalyptic number.

It is an amenable number.

490240364 is a deficient number, since it is larger than the sum of its proper divisors (367680280).

490240364 is a wasteful number, since it uses less digits than its factorization.

490240364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122560095 (or 122560093 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 490240364 is about 22141.3722248645. The cubic root of 490240364 is about 788.5024044977.

The spelling of 490240364 in words is "four hundred ninety million, two hundred forty thousand, three hundred sixty-four".