494021946 has 32 divisors (see below), whose sum is σ = 1086791616. Its totient is φ = 149701200.

The previous prime is 494021939. The next prime is 494021959. The reversal of 494021946 is 649120494.

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, 22945 + ... + 38916.

It is an arithmetic number, because the mean of its divisors is an integer number (33962238).

Almost surely, 2^494021946 is an apocalyptic number.

494021946 is an abundant number, since it is smaller than the sum of its proper divisors (592769670).

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

494021946 is a wasteful number, since it uses less digits than its factorization.

494021946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61899 (or 61877 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 39.

The square root of 494021946 is about 22226.6044640201. The cubic root of 494021946 is about 790.5246453595.

The spelling of 494021946 in words is "four hundred ninety-four million, twenty-one thousand, nine hundred forty-six".