225248548 has 36 divisors (see below), whose sum is σ = 458460352. Its totient is φ = 94857840.

The previous prime is 225248533. The next prime is 225248549. The reversal of 225248548 is 845842522.

It is a super-2 number, since 2×225248548² = 101473816752216608, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 225248548.

It is not an unprimeable number, because it can be changed into a prime (225248549) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 96313 + ... + 98623.

Almost surely, 2^225248548 is an apocalyptic number.

225248548 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

225248548 is an abundant number, since it is smaller than the sum of its proper divisors (233211804).

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

225248548 is a wasteful number, since it uses less digits than its factorization.

225248548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2440 (or 2379 counting only the distinct ones).

The product of its digits is 204800, while the sum is 40.

The square root of 225248548 is about 15008.2826465922. The cubic root of 225248548 is about 608.4440755335. Note that the first 3 decimals are identical.

The spelling of 225248548 in words is "two hundred twenty-five million, two hundred forty-eight thousand, five hundred forty-eight".