25433952 has 48 divisors (see below), whose sum is σ = 69672960. Its totient is φ = 8108672.

The previous prime is 25433923. The next prime is 25433953. The reversal of 25433952 is 25933452.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25433953) 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, 3552 + ... + 7967.

It is an arithmetic number, because the mean of its divisors is an integer number (1451520).

Almost surely, 2^25433952 is an apocalyptic number.

It is an amenable number.

25433952 is an abundant number, since it is smaller than the sum of its proper divisors (44239008).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25433952 is a wasteful number, since it uses less digits than its factorization.

25433952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11555 (or 11547 counting only the distinct ones).

The product of its digits is 32400, while the sum is 33.

The square root of 25433952 is about 5043.2085025309. The cubic root of 25433952 is about 294.0839225457.

Subtracting 25433952 from its reverse (25933452), we obtain a triangular number (499500 = T₉₉₉).

The spelling of 25433952 in words is "twenty-five million, four hundred thirty-three thousand, nine hundred fifty-two".