26117190 has 192 divisors, whose sum is σ = 81948672. Its totient is φ = 5702400.

The previous prime is 26117177. The next prime is 26117207. The reversal of 26117190 is 9171162.

It is a super-2 number, since 2×26117190² = 1364215226992200, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 705852 + ... + 705888.

It is an arithmetic number, because the mean of its divisors is an integer number (426816).

Almost surely, 2^26117190 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26117190, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40974336).

26117190 is an abundant number, since it is smaller than the sum of its proper divisors (55831482).

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

26117190 is a wasteful number, since it uses less digits than its factorization.

26117190 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115 (or 112 counting only the distinct ones).

The product of its (nonzero) digits is 756, while the sum is 27.

The square root of 26117190 is about 5110.4980187845. The cubic root of 26117190 is about 296.6940358259.

It can be divided in two parts, 2611 and 7190, that added together give a square (9801 = 99²).

The spelling of 26117190 in words is "twenty-six million, one hundred seventeen thousand, one hundred ninety".