100066242 has 32 divisors (see below), whose sum is σ = 206611200. Its totient is φ = 32293008.

The previous prime is 100066231. The next prime is 100066249. The reversal of 100066242 is 242660001.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (100066249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21609 + ... + 25827.

It is an arithmetic number, because the mean of its divisors is an integer number (6456600).

Almost surely, 2^100066242 is an apocalyptic number.

100066242 is an abundant number, since it is smaller than the sum of its proper divisors (106544958).

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

100066242 is a wasteful number, since it uses less digits than its factorization.

100066242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4350.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 100066242 is about 10003.3115516813. The cubic root of 100066242 is about 464.2613501151.

The spelling of 100066242 in words is "one hundred million, sixty-six thousand, two hundred forty-two".