224812149 has 8 divisors (see below), whose sum is σ = 299819520. Its totient is φ = 149839776.

The previous prime is 224812141. The next prime is 224812151. The reversal of 224812149 is 941218422.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 224812149 - 2³ = 224812141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224812141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17457 + ... + 27465.

It is an arithmetic number, because the mean of its divisors is an integer number (37477440).

Almost surely, 2^224812149 is an apocalyptic number.

It is an amenable number.

224812149 is a deficient number, since it is larger than the sum of its proper divisors (75007371).

224812149 is a wasteful number, since it uses less digits than its factorization.

224812149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17499.

The product of its digits is 9216, while the sum is 33.

The square root of 224812149 is about 14993.7369924912. The cubic root of 224812149 is about 608.0508860991.

The spelling of 224812149 in words is "two hundred twenty-four million, eight hundred twelve thousand, one hundred forty-nine".