25423950 has 24 divisors (see below), whose sum is σ = 63051768. Its totient is φ = 6779680.

The previous prime is 25423933. The next prime is 25423961. The reversal of 25423950 is 5932452.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 84597 + ... + 84896.

It is an arithmetic number, because the mean of its divisors is an integer number (2627157).

Almost surely, 2^25423950 is an apocalyptic number.

25423950 is an abundant number, since it is smaller than the sum of its proper divisors (37627818).

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

25423950 is a wasteful number, since it uses less digits than its factorization.

25423950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169508 (or 169503 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 25423950 is about 5042.2167743960. The cubic root of 25423950 is about 294.0453676113.

The spelling of 25423950 in words is "twenty-five million, four hundred twenty-three thousand, nine hundred fifty".