100426007 has 6 divisors (see below), whose sum is σ = 110385744. Its totient is φ = 91296260.

The previous prime is 100426003. The next prime is 100426009. The reversal of 100426007 is 700624001.

It is not a de Polignac number, because 100426007 - 2² = 100426003 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100426007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100426003) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 414863 + ... + 415104.

It is an arithmetic number, because the mean of its divisors is an integer number (18397624).

Almost surely, 2^100426007 is an apocalyptic number.

100426007 is a deficient number, since it is larger than the sum of its proper divisors (9959737).

100426007 is an equidigital number, since it uses as much as digits as its factorization.

100426007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 829989 (or 829978 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 100426007 is about 10021.2777129466. The cubic root of 100426007 is about 464.8170660542.

The spelling of 100426007 in words is "one hundred million, four hundred twenty-six thousand, seven".