25262601 has 64 divisors (see below), whose sum is σ = 44330496. Its totient is φ = 12441600.

The previous prime is 25262569. The next prime is 25262621. The reversal of 25262601 is 10626252.

It is not a de Polignac number, because 25262601 - 2⁵ = 25262569 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (25262621) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 414111 + ... + 414171.

It is an arithmetic number, because the mean of its divisors is an integer number (692664).

Almost surely, 2^25262601 is an apocalyptic number.

25262601 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

25262601 is a deficient number, since it is larger than the sum of its proper divisors (19067895).

25262601 is a wasteful number, since it uses less digits than its factorization.

25262601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 25262601 is about 5026.1915005300. The cubic root of 25262601 is about 293.4220098921.

Adding to 25262601 its reverse (10626252), we get a palindrome (35888853).

The spelling of 25262601 in words is "twenty-five million, two hundred sixty-two thousand, six hundred one".