25274224 has 10 divisors (see below), whose sum is σ = 48968840. Its totient is φ = 12637104.

The previous prime is 25274201. The next prime is 25274251. The reversal of 25274224 is 42247252.

It is a junction number, because it is equal to n+sod(n) for n = 25274192 and 25274201.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 789804 + ... + 789835.

It is an arithmetic number, because the mean of its divisors is an integer number (4896884).

Almost surely, 2^25274224 is an apocalyptic number.

It is an amenable number.

25274224 is a deficient number, since it is larger than the sum of its proper divisors (23694616).

25274224 is a wasteful number, since it uses less digits than its factorization.

25274224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1579647 (or 1579641 counting only the distinct ones).

The product of its digits is 8960, while the sum is 28.

The square root of 25274224 is about 5027.3476108183. The cubic root of 25274224 is about 293.4670028987.

The spelling of 25274224 in words is "twenty-five million, two hundred seventy-four thousand, two hundred twenty-four".