225242052 has 24 divisors (see below), whose sum is σ = 600645696. Its totient is φ = 64354848.

The previous prime is 225242029. The next prime is 225242053. The reversal of 225242052 is 250242522.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (225242053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1340643 + ... + 1340810.

It is an arithmetic number, because the mean of its divisors is an integer number (25026904).

Almost surely, 2^225242052 is an apocalyptic number.

It is an amenable number.

225242052 is an abundant number, since it is smaller than the sum of its proper divisors (375403644).

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

225242052 is a wasteful number, since it uses less digits than its factorization.

225242052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2681467 (or 2681465 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 24.

The square root of 225242052 is about 15008.0662311971. The cubic root of 225242052 is about 608.4382264529.

Adding to 225242052 its reverse (250242522), we get a palindrome (475484574).

The spelling of 225242052 in words is "two hundred twenty-five million, two hundred forty-two thousand, fifty-two".