100266042 has 16 divisors (see below), whose sum is σ = 200812320. Its totient is φ = 33375312.

The previous prime is 100266037. The next prime is 100266043. The reversal of 100266042 is 240662001.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (100266043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6873 + ... + 15740.

It is an arithmetic number, because the mean of its divisors is an integer number (12550770).

Almost surely, 2^100266042 is an apocalyptic number.

100266042 is an abundant number, since it is smaller than the sum of its proper divisors (100546278).

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

100266042 is a wasteful number, since it uses less digits than its factorization.

100266042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23357.

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

The square root of 100266042 is about 10013.2932644560. The cubic root of 100266042 is about 464.5701380653.

The spelling of 100266042 in words is "one hundred million, two hundred sixty-six thousand, forty-two".