25233501 has 16 divisors (see below), whose sum is σ = 36172800. Its totient is φ = 15596208.

The previous prime is 25233487. The next prime is 25233569. The reversal of 25233501 is 10533252.

It is not a de Polignac number, because 25233501 - 2⁹ = 25232989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25233301) 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, 2031 + ... + 7388.

It is an arithmetic number, because the mean of its divisors is an integer number (2260800).

Almost surely, 2^25233501 is an apocalyptic number.

It is an amenable number.

25233501 is a deficient number, since it is larger than the sum of its proper divisors (10939299).

25233501 is a wasteful number, since it uses less digits than its factorization.

25233501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9488.

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 25233501 is about 5023.2958304285. The cubic root of 25233501 is about 293.3093022956.

Adding to 25233501 its reverse (10533252), we get a palindrome (35766753).

The spelling of 25233501 in words is "twenty-five million, two hundred thirty-three thousand, five hundred one".