25120267 has 4 divisors (see below), whose sum is σ = 25138816. Its totient is φ = 25101720.

The previous prime is 25120247. The next prime is 25120273. The reversal of 25120267 is 76202152.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 25120267 - 2¹⁵ = 25087499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25120217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7068 + ... + 10009.

It is an arithmetic number, because the mean of its divisors is an integer number (6284704).

Almost surely, 2^25120267 is an apocalyptic number.

25120267 is a deficient number, since it is larger than the sum of its proper divisors (18549).

25120267 is a wasteful number, since it uses less digits than its factorization.

25120267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18548.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 25120267 is about 5012.0122705357. The cubic root of 25120267 is about 292.8699077295.

The spelling of 25120267 in words is "twenty-five million, one hundred twenty thousand, two hundred sixty-seven".