113224642 has 16 divisors (see below), whose sum is σ = 179013240. Its totient is φ = 53627392.

The previous prime is 113224637. The next prime is 113224681. The reversal of 113224642 is 246422311.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 76755121 + 36469521 = 8761^2 + 6039^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15343 + ... + 21490.

Almost surely, 2^113224642 is an apocalyptic number.

113224642 is a deficient number, since it is larger than the sum of its proper divisors (65788598).

113224642 is a wasteful number, since it uses less digits than its factorization.

113224642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36917.

The product of its digits is 2304, while the sum is 25.

The square root of 113224642 is about 10640.7068374239. The cubic root of 113224642 is about 483.7789698369.

Adding to 113224642 its reverse (246422311), we get a palindrome (359646953).

The spelling of 113224642 in words is "one hundred thirteen million, two hundred twenty-four thousand, six hundred forty-two".