26872293 has 32 divisors (see below), whose sum is σ = 42301440. Its totient is φ = 14857920.

The previous prime is 26872283. The next prime is 26872309. The reversal of 26872293 is 39227862.

It is not a de Polignac number, because 26872293 - 2⁶ = 26872229 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26872253) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 99763 + ... + 100031.

It is an arithmetic number, because the mean of its divisors is an integer number (1321920).

Almost surely, 2^26872293 is an apocalyptic number.

It is an amenable number.

26872293 is a deficient number, since it is larger than the sum of its proper divisors (15429147).

26872293 is a wasteful number, since it uses less digits than its factorization.

26872293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417.

The product of its digits is 72576, while the sum is 39.

The square root of 26872293 is about 5183.8492454932. The cubic root of 26872293 is about 299.5262634171.

The spelling of 26872293 in words is "twenty-six million, eight hundred seventy-two thousand, two hundred ninety-three".