26394372 has 18 divisors (see below), whose sum is σ = 66719198. Its totient is φ = 8798112.

The previous prime is 26394367. The next prime is 26394397. The reversal of 26394372 is 27349362.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 26378496 + 15876 = 5136^2 + 126^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 733177 = 26394372 / (2 + 6 + 3 + 9 + 4 + 3 + 7 + 2).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 366553 + ... + 366624.

Almost surely, 2^26394372 is an apocalyptic number.

It is an amenable number.

26394372 is an abundant number, since it is smaller than the sum of its proper divisors (40324826).

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

26394372 is a wasteful number, since it uses less digits than its factorization.

26394372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 733187 (or 733182 counting only the distinct ones).

The product of its digits is 54432, while the sum is 36.

The square root of 26394372 is about 5137.5453282672. The cubic root of 26394372 is about 297.7399500020.

The spelling of 26394372 in words is "twenty-six million, three hundred ninety-four thousand, three hundred seventy-two".