25604233 has 8 divisors (see below), whose sum is σ = 26804736. Its totient is φ = 24427200.

The previous prime is 25604197. The next prime is 25604263. The reversal of 25604233 is 33240652.

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 25604233 - 2¹³ = 25596041 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 25604198 and 25604207.

It is not an unprimeable number, because it can be changed into a prime (25604263) 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, 3616 + ... + 8017.

It is an arithmetic number, because the mean of its divisors is an integer number (3350592).

Almost surely, 2^25604233 is an apocalyptic number.

It is an amenable number.

25604233 is a deficient number, since it is larger than the sum of its proper divisors (1200503).

25604233 is a wasteful number, since it uses less digits than its factorization.

25604233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11735.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 25604233 is about 5060.0625490205. The cubic root of 25604233 is about 294.7387632724.

Adding to 25604233 its reverse (33240652), we get a palindrome (58844885).

The spelling of 25604233 in words is "twenty-five million, six hundred four thousand, two hundred thirty-three".