224149742 has 4 divisors (see below), whose sum is σ = 336224616. Its totient is φ = 112074870.

The previous prime is 224149741. The next prime is 224149753. The reversal of 224149742 is 247941422.

224149742 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 247941422 = 2 ⋅123970711.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224149741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56037434 + ... + 56037437.

It is an arithmetic number, because the mean of its divisors is an integer number (84056154).

Almost surely, 2^224149742 is an apocalyptic number.

224149742 is a deficient number, since it is larger than the sum of its proper divisors (112074874).

224149742 is a wasteful number, since it uses less digits than its factorization.

224149742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112074873.

The product of its digits is 32256, while the sum is 35.

The square root of 224149742 is about 14971.6312404494. The cubic root of 224149742 is about 607.4530930720.

The spelling of 224149742 in words is "two hundred twenty-four million, one hundred forty-nine thousand, seven hundred forty-two".