25577201 has 8 divisors (see below), whose sum is σ = 28433664. Its totient is φ = 22847760.

The previous prime is 25577179. The next prime is 25577203. The reversal of 25577201 is 10277552.

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

It is not a de Polignac number, because 25577201 - 2¹⁴ = 25560817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25577203) 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, 31331 + ... + 32136.

It is an arithmetic number, because the mean of its divisors is an integer number (3554208).

Almost surely, 2^25577201 is an apocalyptic number.

It is an amenable number.

25577201 is a deficient number, since it is larger than the sum of its proper divisors (2856463).

25577201 is a wasteful number, since it uses less digits than its factorization.

25577201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63511.

The product of its (nonzero) digits is 4900, while the sum is 29.

The square root of 25577201 is about 5057.3907304063. The cubic root of 25577201 is about 294.6350019948.

The spelling of 25577201 in words is "twenty-five million, five hundred seventy-seven thousand, two hundred one".