494906540 has 12 divisors (see below), whose sum is σ = 1039303776. Its totient is φ = 197962608.

The previous prime is 494906521. The next prime is 494906549. The reversal of 494906540 is 45609494.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (494906549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12372644 + ... + 12372683.

It is an arithmetic number, because the mean of its divisors is an integer number (86608648).

Almost surely, 2^494906540 is an apocalyptic number.

It is an amenable number.

494906540 is an abundant number, since it is smaller than the sum of its proper divisors (544397236).

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

494906540 is a wasteful number, since it uses less digits than its factorization.

494906540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24745336 (or 24745334 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 41.

The square root of 494906540 is about 22246.4950048317. The cubic root of 494906540 is about 790.9962009212.

The spelling of 494906540 in words is "four hundred ninety-four million, nine hundred six thousand, five hundred forty".