224522152 has 8 divisors (see below), whose sum is σ = 420979050. Its totient is φ = 112261072.

The previous prime is 224522141. The next prime is 224522161. The reversal of 224522152 is 251225422.

It can be written as a sum of positive squares in only one way, i.e., 198979236 + 25542916 = 14106^2 + 5054^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×224522152² = 100820393477422208, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14032627 + ... + 14032642.

Almost surely, 2^224522152 is an apocalyptic number.

It is an amenable number.

224522152 is a deficient number, since it is larger than the sum of its proper divisors (196456898).

224522152 is a wasteful number, since it uses less digits than its factorization.

224522152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28065275 (or 28065271 counting only the distinct ones).

The product of its digits is 3200, while the sum is 25.

The square root of 224522152 is about 14984.0632673517. The cubic root of 224522152 is about 607.7893213388.

Adding to 224522152 its reverse (251225422), we get a palindrome (475747574).

The spelling of 224522152 in words is "two hundred twenty-four million, five hundred twenty-two thousand, one hundred fifty-two".