25775452 has 6 divisors (see below), whose sum is σ = 45107048. Its totient is φ = 12887724.

The previous prime is 25775423. The next prime is 25775459. The reversal of 25775452 is 25457752.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25775459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3221928 + ... + 3221935.

Almost surely, 2^25775452 is an apocalyptic number.

It is an amenable number.

25775452 is a deficient number, since it is larger than the sum of its proper divisors (19331596).

25775452 is a wasteful number, since it uses less digits than its factorization.

25775452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6443867 (or 6443865 counting only the distinct ones).

The product of its digits is 98000, while the sum is 37.

The square root of 25775452 is about 5076.9530232217. The cubic root of 25775452 is about 295.3942903468.

The spelling of 25775452 in words is "twenty-five million, seven hundred seventy-five thousand, four hundred fifty-two".