25264121 has 8 divisors (see below), whose sum is σ = 25898880. Its totient is φ = 24637392.

The previous prime is 25264117. The next prime is 25264123. The reversal of 25264121 is 12146252.

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 25264121 - 2² = 25264117 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25264123) 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, 4631 + ... + 8483.

It is an arithmetic number, because the mean of its divisors is an integer number (3237360).

Almost surely, 2^25264121 is an apocalyptic number.

It is an amenable number.

25264121 is a deficient number, since it is larger than the sum of its proper divisors (634759).

25264121 is an equidigital number, since it uses as much as digits as its factorization.

25264121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4015.

The product of its digits is 960, while the sum is 23.

The square root of 25264121 is about 5026.3427061831. The cubic root of 25264121 is about 293.4278946452.

The spelling of 25264121 in words is "twenty-five million, two hundred sixty-four thousand, one hundred twenty-one".