26472569 has 2 divisors, whose sum is σ = 26472570. Its totient is φ = 26472568.

The previous prime is 26472557. The next prime is 26472619. The reversal of 26472569 is 96527462.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16104169 + 10368400 = 4013^2 + 3220^2 .

It is a cyclic number.

It is not a de Polignac number, because 26472569 - 2¹⁶ = 26407033 is a prime.

It is a super-2 number, since 2×26472569² = 1401593818919522, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (26472469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13236284 + 13236285.

It is an arithmetic number, because the mean of its divisors is an integer number (13236285).

Almost surely, 2^26472569 is an apocalyptic number.

It is an amenable number.

26472569 is a deficient number, since it is larger than the sum of its proper divisors (1).

26472569 is an equidigital number, since it uses as much as digits as its factorization.

26472569 is an evil number, because the sum of its binary digits is even.

The product of its digits is 181440, while the sum is 41.

The square root of 26472569 is about 5145.1500464029. The cubic root of 26472569 is about 298.0336921202.

The spelling of 26472569 in words is "twenty-six million, four hundred seventy-two thousand, five hundred sixty-nine".