224646151 has 4 divisors (see below), whose sum is σ = 232392600. Its totient is φ = 216899704.

The previous prime is 224646133. The next prime is 224646157. The reversal of 224646151 is 151646422.

It is a happy number.

224646151 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: 151646422 = 2 ⋅75823211.

It is a cyclic number.

It is not a de Polignac number, because 224646151 - 2¹⁷ = 224515079 is a prime.

It is a super-2 number, since 2×224646151² = 100931786318229602, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224646157) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3873181 + ... + 3873238.

It is an arithmetic number, because the mean of its divisors is an integer number (58098150).

Almost surely, 2^224646151 is an apocalyptic number.

224646151 is a deficient number, since it is larger than the sum of its proper divisors (7746449).

224646151 is an equidigital number, since it uses as much as digits as its factorization.

224646151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7746448.

The product of its digits is 11520, while the sum is 31.

The square root of 224646151 is about 14988.2003923086. The cubic root of 224646151 is about 607.9011906242.

The spelling of 224646151 in words is "two hundred twenty-four million, six hundred forty-six thousand, one hundred fifty-one".