494100040 has 64 divisors (see below), whose sum is σ = 1272620160. Its totient is φ = 169128960.

The previous prime is 494100031. The next prime is 494100067. The reversal of 494100040 is 40001494.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 494099984 and 494100020.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 245679 + ... + 247681.

It is an arithmetic number, because the mean of its divisors is an integer number (19884690).

Almost surely, 2^494100040 is an apocalyptic number.

494100040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

494100040 is an abundant number, since it is smaller than the sum of its proper divisors (778520120).

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

494100040 is a wasteful number, since it uses less digits than its factorization.

494100040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2902 (or 2898 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 494100040 is about 22228.3611631627. The cubic root of 494100040 is about 790.5662980158.

The spelling of 494100040 in words is "four hundred ninety-four million, one hundred thousand, forty".