26442468 has 36 divisors (see below), whose sum is σ = 71983548. Its totient is φ = 8136000.

The previous prime is 26442407. The next prime is 26442503. The reversal of 26442468 is 86424462.

It is a happy number.

26442468 is a `hidden beast` number, since 2 + 644 + 2 + 4 + 6 + 8 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 4088484 + 22353984 = 2022^2 + 4728^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×26442468² = 1398408227862048, which contains 22 as substring.

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 11 ways as a sum of consecutive naturals, for example, 27783 + ... + 28718.

It is an arithmetic number, because the mean of its divisors is an integer number (1999543).

Almost surely, 2^26442468 is an apocalyptic number.

It is an amenable number.

26442468 is an abundant number, since it is smaller than the sum of its proper divisors (45541080).

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

26442468 is a wasteful number, since it uses less digits than its factorization.

26442468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56524 (or 56519 counting only the distinct ones).

The product of its digits is 73728, while the sum is 36.

The square root of 26442468 is about 5142.2240324591. The cubic root of 26442468 is about 297.9206881706.

The spelling of 26442468 in words is "twenty-six million, four hundred forty-two thousand, four hundred sixty-eight".