100426418 has 16 divisors (see below), whose sum is σ = 157524480. Its totient is φ = 48018388.

The previous prime is 100426409. The next prime is 100426423. The reversal of 100426418 is 814624001.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22271 + ... + 26397.

It is an arithmetic number, because the mean of its divisors is an integer number (9845280).

Almost surely, 2^100426418 is an apocalyptic number.

100426418 is a deficient number, since it is larger than the sum of its proper divisors (57098062).

100426418 is an frugal number, since it uses more digits than its factorization.

100426418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4198 (or 4152 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 26.

The square root of 100426418 is about 10021.2982192927. The cubic root of 100426418 is about 464.8177001514.

The spelling of 100426418 in words is "one hundred million, four hundred twenty-six thousand, four hundred eighteen".