224154645 has 64 divisors (see below), whose sum is σ = 435068928. Its totient is φ = 97056000.

The previous prime is 224154643. The next prime is 224154661. The reversal of 224154645 is 546451422.

It is not a de Polignac number, because 224154645 - 2¹ = 224154643 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224154641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 64810 + ... + 68180.

It is an arithmetic number, because the mean of its divisors is an integer number (6797952).

Almost surely, 2^224154645 is an apocalyptic number.

It is an amenable number.

224154645 is a deficient number, since it is larger than the sum of its proper divisors (210914283).

224154645 is a wasteful number, since it uses less digits than its factorization.

224154645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3434.

The product of its digits is 38400, while the sum is 33.

The square root of 224154645 is about 14971.7949825664. The cubic root of 224154645 is about 607.4575221362.

The spelling of 224154645 in words is "two hundred twenty-four million, one hundred fifty-four thousand, six hundred forty-five".