26850816 has 60 divisors (see below), whose sum is σ = 77506572. Its totient is φ = 8948736.

The previous prime is 26850809. The next prime is 26850823. The reversal of 26850816 is 61805862.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (26850809) and next prime (26850823).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1695 + ... + 7521.

Almost surely, 2^26850816 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26850816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38753286).

26850816 is an abundant number, since it is smaller than the sum of its proper divisors (50655756).

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

26850816 is an equidigital number, since it uses as much as digits as its factorization.

26850816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5851 (or 5832 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

The square root of 26850816 is about 5181.7773012741. Note that the first 3 decimals coincide. The cubic root of 26850816 is about 299.4464458877.

Adding to 26850816 its product of nonzero digits (23040), we get a 4-th power (26873856 = 72⁴).

The spelling of 26850816 in words is "twenty-six million, eight hundred fifty thousand, eight hundred sixteen".