100413642 has 24 divisors (see below), whose sum is σ = 233616096. Its totient is φ = 28689528.

The previous prime is 100413629. The next prime is 100413647. The reversal of 100413642 is 246314001.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (100413647) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 170478 + ... + 171065.

It is an arithmetic number, because the mean of its divisors is an integer number (9734004).

Almost surely, 2^100413642 is an apocalyptic number.

100413642 is an abundant number, since it is smaller than the sum of its proper divisors (133202454).

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

100413642 is a wasteful number, since it uses less digits than its factorization.

100413642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341562 (or 341555 counting only the distinct ones).

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

The square root of 100413642 is about 10020.6607566567. The cubic root of 100413642 is about 464.7979883302.

Adding to 100413642 its reverse (246314001), we get a palindrome (346727643).

The spelling of 100413642 in words is "one hundred million, four hundred thirteen thousand, six hundred forty-two".