26052489 has 16 divisors (see below), whose sum is σ = 38942400. Its totient is φ = 17212608.

The previous prime is 26052479. The next prime is 26052557. The reversal of 26052489 is 98425062.

It is a happy number.

26052489 is a `hidden beast` number, since 2 + 605 + 2 + 48 + 9 = 666.

It is not a de Polignac number, because 26052489 - 2⁴ = 26052473 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (26052409) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1219 + ... + 7320.

It is an arithmetic number, because the mean of its divisors is an integer number (2433900).

Almost surely, 2^26052489 is an apocalyptic number.

It is an amenable number.

26052489 is a deficient number, since it is larger than the sum of its proper divisors (12889911).

26052489 is a wasteful number, since it uses less digits than its factorization.

26052489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8661 (or 8655 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 26052489 is about 5104.1638884346. The cubic root of 26052489 is about 296.4488298316.

The spelling of 26052489 in words is "twenty-six million, fifty-two thousand, four hundred eighty-nine".