26457345 has 24 divisors (see below), whose sum is σ = 46153536. Its totient is φ = 14020128.

The previous prime is 26457323. The next prime is 26457359. The reversal of 26457345 is 54375462.

26457345 is a `hidden beast` number, since 2 + 645 + 7 + 3 + 4 + 5 = 666.

It is not a de Polignac number, because 26457345 - 2⁶ = 26457281 is a prime.

It is a super-2 number, since 2×26457345² = 1399982208898050, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5532 + ... + 9138.

It is an arithmetic number, because the mean of its divisors is an integer number (1923064).

Almost surely, 2^26457345 is an apocalyptic number.

It is an amenable number.

26457345 is a deficient number, since it is larger than the sum of its proper divisors (19696191).

26457345 is a wasteful number, since it uses less digits than its factorization.

26457345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3781 (or 3778 counting only the distinct ones).

The product of its digits is 100800, while the sum is 36.

The square root of 26457345 is about 5143.6703821299. The cubic root of 26457345 is about 297.9765495112.

The spelling of 26457345 in words is "twenty-six million, four hundred fifty-seven thousand, three hundred forty-five".