168466628 has 48 divisors (see below), whose sum is σ = 341228160. Its totient is φ = 72019200.

The previous prime is 168466619. The next prime is 168466633. The reversal of 168466628 is 826664861.

It is a happy number.

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, 60368 + ... + 63096.

It is an arithmetic number, because the mean of its divisors is an integer number (7108920).

Almost surely, 2^168466628 is an apocalyptic number.

It is an amenable number.

168466628 is an abundant number, since it is smaller than the sum of its proper divisors (172761532).

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

168466628 is a wasteful number, since it uses less digits than its factorization.

168466628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2828 (or 2826 counting only the distinct ones).

The product of its digits is 663552, while the sum is 47.

The square root of 168466628 is about 12979.4694806837. The cubic root of 168466628 is about 552.2952325684.

The spelling of 168466628 in words is "one hundred sixty-eight million, four hundred sixty-six thousand, six hundred twenty-eight".