26626157 has 6 divisors (see below), whose sum is σ = 27834702. Its totient is φ = 25467992.

The previous prime is 26626129. The next prime is 26626177. The reversal of 26626157 is 75162662.

It can be written as a sum of positive squares in only one way, i.e., 25140196 + 1485961 = 5014^2 + 1219^2 .

It is not a de Polignac number, because 26626157 - 2¹² = 26622061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26626177) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 24638 + ... + 25695.

It is an arithmetic number, because the mean of its divisors is an integer number (4639117).

Almost surely, 2^26626157 is an apocalyptic number.

It is an amenable number.

26626157 is a deficient number, since it is larger than the sum of its proper divisors (1208545).

26626157 is an equidigital number, since it uses as much as digits as its factorization.

26626157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50379 (or 50356 counting only the distinct ones).

The product of its digits is 30240, while the sum is 35.

The square root of 26626157 is about 5160.0539725859. The cubic root of 26626157 is about 298.6089562565.

The spelling of 26626157 in words is "twenty-six million, six hundred twenty-six thousand, one hundred fifty-seven".