254536425 has 144 divisors (see below), whose sum is σ = 557339328. Its totient is φ = 113529600.

The previous prime is 254536421. The next prime is 254536433. The reversal of 254536425 is 524635452.

254536425 is a `hidden beast` number, since 2 + 5 + 4 + 5 + 3 + 642 + 5 = 666.

It is not a de Polignac number, because 254536425 - 2² = 254536421 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 254536425.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (254536421) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 868579 + ... + 868871.

It is an arithmetic number, because the mean of its divisors is an integer number (3870412).

Almost surely, 2^254536425 is an apocalyptic number.

254536425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

254536425 is an abundant number, since it is smaller than the sum of its proper divisors (302802903).

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

254536425 is a wasteful number, since it uses less digits than its factorization.

254536425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342 (or 325 counting only the distinct ones).

The product of its digits is 144000, while the sum is 36.

The square root of 254536425 is about 15954.1977234833. The cubic root of 254536425 is about 633.7480655380.

It can be divided in two parts, 25453 and 6425, that added together give a triangular number (31878 = T₂₅₂).

The spelling of 254536425 in words is "two hundred fifty-four million, five hundred thirty-six thousand, four hundred twenty-five".