224402132 has 12 divisors (see below), whose sum is σ = 394123380. Its totient is φ = 111795456.

The previous prime is 224402051. The next prime is 224402177. The reversal of 224402132 is 231204422.

It can be written as a sum of positive squares in 2 ways, for example, as 85303696 + 139098436 = 9236^2 + 11794^2 .

It is a super-2 number, since 2×224402132² = 100712633692290848, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100157 + ... + 102372.

It is an arithmetic number, because the mean of its divisors is an integer number (32843615).

Almost surely, 2^224402132 is an apocalyptic number.

It is an amenable number.

224402132 is a deficient number, since it is larger than the sum of its proper divisors (169721248).

224402132 is a wasteful number, since it uses less digits than its factorization.

224402132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202810 (or 202808 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 224402132 is about 14980.0578103023. The cubic root of 224402132 is about 607.6810025892.

Adding to 224402132 its reverse (231204422), we get a palindrome (455606554).

The spelling of 224402132 in words is "two hundred twenty-four million, four hundred two thousand, one hundred thirty-two".