26045397 has 24 divisors (see below), whose sum is σ = 43160000. Its totient is φ = 14826240.

The previous prime is 26045389. The next prime is 26045413. The reversal of 26045397 is 79354062.

26045397 is a `hidden beast` number, since 260 + 4 + 5 + 397 = 666.

It is not a de Polignac number, because 26045397 - 2³ = 26045389 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26045347) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20229 + ... + 21477.

Almost surely, 2^26045397 is an apocalyptic number.

It is an amenable number.

26045397 is a deficient number, since it is larger than the sum of its proper divisors (17114603).

26045397 is a wasteful number, since it uses less digits than its factorization.

26045397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1593 (or 1590 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 26045397 is about 5103.4691142398. The cubic root of 26045397 is about 296.4219276559.

It can be divided in two parts, 2604 and 5397, that added together give a triangular number (8001 = T₁₂₆).

The spelling of 26045397 in words is "twenty-six million, forty-five thousand, three hundred ninety-seven".