25468784 has 20 divisors (see below), whose sum is σ = 53832120. Its totient is φ = 11576640.

The previous prime is 25468769. The next prime is 25468787. The reversal of 25468784 is 48786452.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25468787) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72179 + ... + 72530.

It is an arithmetic number, because the mean of its divisors is an integer number (2691606).

Almost surely, 2^25468784 is an apocalyptic number.

It is an amenable number.

25468784 is an abundant number, since it is smaller than the sum of its proper divisors (28363336).

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

25468784 is a wasteful number, since it uses less digits than its factorization.

25468784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144728 (or 144722 counting only the distinct ones).

The product of its digits is 430080, while the sum is 44.

The square root of 25468784 is about 5046.6606781118. The cubic root of 25468784 is about 294.2181113988.

The spelling of 25468784 in words is "twenty-five million, four hundred sixty-eight thousand, seven hundred eighty-four".