9100026 has 80 divisors (see below), whose sum is σ = 22869000. Its totient is φ = 2685312.

The previous prime is 9100009. The next prime is 9100033. The reversal of 9100026 is 6200019.

It can be written as a sum of positive squares in 4 ways, for example, as 4473225 + 4626801 = 2115^2 + 2151^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 9099981 and 9100008.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 61000 + ... + 61148.

Almost surely, 2^9100026 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9100026, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11434500).

9100026 is an abundant number, since it is smaller than the sum of its proper divisors (13768974).

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

9100026 is a wasteful number, since it uses less digits than its factorization.

9100026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205 (or 196 counting only the distinct ones).

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

The square root of 9100026 is about 3016.6249352546. The cubic root of 9100026 is about 208.7761467004.

The spelling of 9100026 in words is "nine million, one hundred thousand, twenty-six".