494411940 has 72 divisors (see below), whose sum is σ = 1636060608. Its totient is φ = 119856960.

The previous prime is 494411927. The next prime is 494412031. The reversal of 494411940 is 49114494.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 494411895 and 494411904.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 122872 + ... + 126831.

It is an arithmetic number, because the mean of its divisors is an integer number (22723064).

Almost surely, 2^494411940 is an apocalyptic number.

It is an amenable number.

494411940 is an abundant number, since it is smaller than the sum of its proper divisors (1141648668).

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

494411940 is a wasteful number, since it uses less digits than its factorization.

494411940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249729 (or 249724 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 494411940 is about 22235.3758681971. The cubic root of 494411940 is about 790.7326110041.

The spelling of 494411940 in words is "four hundred ninety-four million, four hundred eleven thousand, nine hundred forty".