26272631 has 8 divisors (see below), whose sum is σ = 32755584. Its totient is φ = 20472120.

The previous prime is 26272591. The next prime is 26272663. The reversal of 26272631 is 13627262.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 26272631 - 2²² = 22078327 is a prime.

It is a super-2 number, since 2×26272631² = 1380502279324322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 26272594 and 26272603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26272691) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 170525 + ... + 170678.

It is an arithmetic number, because the mean of its divisors is an integer number (4094448).

Almost surely, 2^26272631 is an apocalyptic number.

26272631 is a deficient number, since it is larger than the sum of its proper divisors (6482953).

26272631 is a wasteful number, since it uses less digits than its factorization.

26272631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341221.

The product of its digits is 6048, while the sum is 29.

The square root of 26272631 is about 5125.6834666218. The cubic root of 26272631 is about 297.2814806598.

Adding to 26272631 its reverse (13627262), we get a palindrome (39899893).

The spelling of 26272631 in words is "twenty-six million, two hundred seventy-two thousand, six hundred thirty-one".