15255601 has 8 divisors (see below), whose sum is σ = 15972480. Its totient is φ = 14543232.

The previous prime is 15255587. The next prime is 15255629. The reversal of 15255601 is 10655251.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 15255601 - 2⁷ = 15255473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (15255661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7180 + ... + 9058.

It is an arithmetic number, because the mean of its divisors is an integer number (1996560).

Almost surely, 2^15255601 is an apocalyptic number.

It is an amenable number.

15255601 is a deficient number, since it is larger than the sum of its proper divisors (716879).

15255601 is a wasteful number, since it uses less digits than its factorization.

15255601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2255.

The product of its (nonzero) digits is 1500, while the sum is 25.

The square root of 15255601 is about 3905.8419066829. The cubic root of 15255601 is about 248.0141391956.

The spelling of 15255601 in words is "fifteen million, two hundred fifty-five thousand, six hundred one".