26455601 has 4 divisors (see below), whose sum is σ = 26594304. Its totient is φ = 26316900.

The previous prime is 26455591. The next prime is 26455603. The reversal of 26455601 is 10655462.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 26455601 - 2²² = 22261297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26455603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69065 + ... + 69446.

It is an arithmetic number, because the mean of its divisors is an integer number (6648576).

Almost surely, 2^26455601 is an apocalyptic number.

It is an amenable number.

26455601 is a deficient number, since it is larger than the sum of its proper divisors (138703).

26455601 is a wasteful number, since it uses less digits than its factorization.

26455601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138702.

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 26455601 is about 5143.5008505881. The cubic root of 26455601 is about 297.9700020853.

The spelling of 26455601 in words is "twenty-six million, four hundred fifty-five thousand, six hundred one".