26985522 has 16 divisors (see below), whose sum is σ = 54022752. Its totient is φ = 8986560.

The previous prime is 26985481. The next prime is 26985551. The reversal of 26985522 is 22558962.

It is a super-2 number, since 2×26985522² = 1456436795224968, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9397 + ... + 11927.

It is an arithmetic number, because the mean of its divisors is an integer number (3376422).

Almost surely, 2^26985522 is an apocalyptic number.

26985522 is an abundant number, since it is smaller than the sum of its proper divisors (27037230).

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

26985522 is a wasteful number, since it uses less digits than its factorization.

26985522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4313.

The product of its digits is 86400, while the sum is 39.

The square root of 26985522 is about 5194.7590896980. The cubic root of 26985522 is about 299.9463681904.

The spelling of 26985522 in words is "twenty-six million, nine hundred eighty-five thousand, five hundred twenty-two".