26488885 has 8 divisors (see below), whose sum is σ = 31866840. Its totient is φ = 21137664.

The previous prime is 26488879. The next prime is 26488921. The reversal of 26488885 is 58888462.

It can be written as a sum of positive squares in 4 ways, for example, as 2762244 + 23726641 = 1662^2 + 4871^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 26488885 - 2⁷ = 26488757 is a prime.

It is a super-2 number, since 2×26488885² = 1403322057086450, which contains 22 as substring.

It is a congruent number.

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, 4432 + ... + 8521.

It is an arithmetic number, because the mean of its divisors is an integer number (3983355).

Almost surely, 2^26488885 is an apocalyptic number.

It is an amenable number.

26488885 is a deficient number, since it is larger than the sum of its proper divisors (5377955).

26488885 is a wasteful number, since it uses less digits than its factorization.

26488885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13367.

The product of its digits is 983040, while the sum is 49.

The square root of 26488885 is about 5146.7353730302. The cubic root of 26488885 is about 298.0949091866.

The spelling of 26488885 in words is "twenty-six million, four hundred eighty-eight thousand, eight hundred eighty-five".