26622425 has 24 divisors (see below), whose sum is σ = 35919576. Its totient is φ = 19491840.

The previous prime is 26622403. The next prime is 26622437. The reversal of 26622425 is 52422662.

It is a happy number.

It can be written as a sum of positive squares in 12 ways, for example, as 1261129 + 25361296 = 1123^2 + 5036^2 .

It is not a de Polignac number, because 26622425 - 2⁶ = 26622361 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14879 + ... + 16571.

It is an arithmetic number, because the mean of its divisors is an integer number (1496649).

Almost surely, 2^26622425 is an apocalyptic number.

26622425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

26622425 is a deficient number, since it is larger than the sum of its proper divisors (9297151).

26622425 is a wasteful number, since it uses less digits than its factorization.

26622425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1757 (or 1752 counting only the distinct ones).

The product of its digits is 11520, while the sum is 29.

The square root of 26622425 is about 5159.6923357890. The cubic root of 26622425 is about 298.5950043032.

The spelling of 26622425 in words is "twenty-six million, six hundred twenty-two thousand, four hundred twenty-five".