225154375 has 20 divisors (see below), whose sum is σ = 297917136. Its totient is φ = 169520000.

The previous prime is 225154373. The next prime is 225154387. The reversal of 225154375 is 573451522.

It is not a de Polignac number, because 225154375 - 2¹ = 225154373 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 225154375.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225154373) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 30 + ... + 21220.

Almost surely, 2^225154375 is an apocalyptic number.

225154375 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

225154375 is a deficient number, since it is larger than the sum of its proper divisors (72762761).

225154375 is an equidigital number, since it uses as much as digits as its factorization.

225154375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21228 (or 21213 counting only the distinct ones).

The product of its digits is 42000, while the sum is 34.

The square root of 225154375 is about 15005.1449509826. The cubic root of 225154375 is about 608.3592699686.

The spelling of 225154375 in words is "two hundred twenty-five million, one hundred fifty-four thousand, three hundred seventy-five".