25089321 has 8 divisors (see below), whose sum is σ = 34606080. Its totient is φ = 16149392.

The previous prime is 25089307. The next prime is 25089353. The reversal of 25089321 is 12398052.

It is a happy number.

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 25089321 - 2⁶ = 25089257 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (25089371) 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, 144105 + ... + 144278.

It is an arithmetic number, because the mean of its divisors is an integer number (4325760).

Almost surely, 2^25089321 is an apocalyptic number.

It is an amenable number.

25089321 is a deficient number, since it is larger than the sum of its proper divisors (9516759).

25089321 is a wasteful number, since it uses less digits than its factorization.

25089321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288415.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 25089321 is about 5008.9241359797. The cubic root of 25089321 is about 292.7495948312.

The spelling of 25089321 in words is "twenty-five million, eighty-nine thousand, three hundred twenty-one".