25773201 has 16 divisors (see below), whose sum is σ = 39216000. Its totient is φ = 16717104.

The previous prime is 25773193. The next prime is 25773221. The reversal of 25773201 is 10237752.

It is not a de Polignac number, because 25773201 - 2³ = 25773193 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (25773221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11901 + ... + 13898.

It is an arithmetic number, because the mean of its divisors is an integer number (2451000).

Almost surely, 2^25773201 is an apocalyptic number.

It is an amenable number.

25773201 is a deficient number, since it is larger than the sum of its proper divisors (13442799).

25773201 is a wasteful number, since it uses less digits than its factorization.

25773201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25845 (or 25839 counting only the distinct ones).

The product of its (nonzero) digits is 2940, while the sum is 27.

The square root of 25773201 is about 5076.7313302951. The cubic root of 25773201 is about 295.3856910549.

It can be divided in two parts, 2577 and 3201, that added together give a triangular number (5778 = T₁₀₇).

The spelling of 25773201 in words is "twenty-five million, seven hundred seventy-three thousand, two hundred one".