25324739 has 8 divisors (see below), whose sum is σ = 29081280. Its totient is φ = 21810600.

The previous prime is 25324729. The next prime is 25324787. The reversal of 25324739 is 93742352.

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 25324739 - 2⁴ = 25324723 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 25324699 and 25324708.

It is not an unprimeable number, because it can be changed into a prime (25324729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60377 + ... + 60794.

It is an arithmetic number, because the mean of its divisors is an integer number (3635160).

Almost surely, 2^25324739 is an apocalyptic number.

25324739 is a deficient number, since it is larger than the sum of its proper divisors (3756541).

25324739 is a wasteful number, since it uses less digits than its factorization.

25324739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121201.

The product of its digits is 45360, while the sum is 35.

The square root of 25324739 is about 5032.3691239813. The cubic root of 25324739 is about 293.6623879960.

The spelling of 25324739 in words is "twenty-five million, three hundred twenty-four thousand, seven hundred thirty-nine".