100090026 has 32 divisors (see below), whose sum is σ = 224136000. Its totient is φ = 33106320.

The previous prime is 100090007. The next prime is 100090031. The reversal of 100090026 is 620090001.

100090026 is a nontrivial binomial coefficient, being equal to C(14149, 2).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 100089990 and 100090008.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1 + ... + 14148.

It is an arithmetic number, because the mean of its divisors is an integer number (7004250).

Almost surely, 2^100090026 is an apocalyptic number.

100090026 is the 14148-th triangular number.

100090026 is an abundant number, since it is smaller than the sum of its proper divisors (124045974).

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

100090026 is a wasteful number, since it uses less digits than its factorization.

100090026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14291 (or 14285 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The square root of 100090026 is about 10004.5002873707. The cubic root of 100090026 is about 464.2981294758.

The spelling of 100090026 in words is "one hundred million, ninety thousand, twenty-six".