100166290 has 128 divisors (see below), whose sum is σ = 233280000. Its totient is φ = 30820608.

The previous prime is 100166279. The next prime is 100166327. The reversal of 100166290 is 92661001.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1889904 + ... + 1889956.

It is an arithmetic number, because the mean of its divisors is an integer number (1822500).

Almost surely, 2^100166290 is an apocalyptic number.

100166290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100166290 is an abundant number, since it is smaller than the sum of its proper divisors (133113710).

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

100166290 is a wasteful number, since it uses less digits than its factorization.

100166290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129 (or 115 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 100166290 is about 10008.3110463254. The cubic root of 100166290 is about 464.4160241498.

The spelling of 100166290 in words is "one hundred million, one hundred sixty-six thousand, two hundred ninety".