26400325 has 24 divisors (see below), whose sum is σ = 37622592. Its totient is φ = 18001920.

The previous prime is 26400287. The next prime is 26400347. The reversal of 26400325 is 52300462.

It is a happy number.

It is not a de Polignac number, because 26400325 - 2¹³ = 26392133 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26400296 and 26400305.

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, 44682 + ... + 45268.

It is an arithmetic number, because the mean of its divisors is an integer number (1567608).

Almost surely, 2^26400325 is an apocalyptic number.

26400325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

26400325 is a deficient number, since it is larger than the sum of its proper divisors (11222267).

26400325 is a wasteful number, since it uses less digits than its factorization.

26400325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 861 (or 856 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 26400325 is about 5138.1246578883. The cubic root of 26400325 is about 297.7623324590.

Adding to 26400325 its reverse (52300462), we get a palindrome (78700787).

The spelling of 26400325 in words is "twenty-six million, four hundred thousand, three hundred twenty-five".