224402372 has 6 divisors (see below), whose sum is σ = 392704158. Its totient is φ = 112201184.

The previous prime is 224402359. The next prime is 224402401. The reversal of 224402372 is 273204422.

It can be written as a sum of positive squares in only one way, i.e., 217090756 + 7311616 = 14734^2 + 2704^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28050293 + ... + 28050300.

It is an arithmetic number, because the mean of its divisors is an integer number (65450693).

Almost surely, 2^224402372 is an apocalyptic number.

It is an amenable number.

224402372 is a deficient number, since it is larger than the sum of its proper divisors (168301786).

224402372 is a wasteful number, since it uses less digits than its factorization.

224402372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56100597 (or 56100595 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 26.

The square root of 224402372 is about 14980.0658209502. The cubic root of 224402372 is about 607.6812192291.

Adding to 224402372 its reverse (273204422), we get a palindrome (497606794).

The spelling of 224402372 in words is "two hundred twenty-four million, four hundred two thousand, three hundred seventy-two".