26215252 has 12 divisors (see below), whose sum is σ = 52430560. Its totient is φ = 11235096.

The previous prime is 26215247. The next prime is 26215271. The reversal of 26215252 is 25251262.

It is a happy number.

26215252 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 468102 + ... + 468157.

Almost surely, 2^26215252 is an apocalyptic number.

It is an amenable number.

26215252 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

26215252 is a wasteful number, since it uses less digits than its factorization.

26215252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 936270 (or 936268 counting only the distinct ones).

The product of its digits is 2400, while the sum is 25.

The square root of 26215252 is about 5120.0832024490. The cubic root of 26215252 is about 297.0649036055.

The spelling of 26215252 in words is "twenty-six million, two hundred fifteen thousand, two hundred fifty-two".