224240911 has 4 divisors (see below), whose sum is σ = 224301672. Its totient is φ = 224180152.

The previous prime is 224240903. The next prime is 224240971. The reversal of 224240911 is 119042422.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 224240911 - 2³ = 224240903 is a prime.

It is a super-2 number, since 2×224240911² = 100567972332219842, 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 (224240971) 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, 24460 + ... + 32353.

It is an arithmetic number, because the mean of its divisors is an integer number (56075418).

Almost surely, 2^224240911 is an apocalyptic number.

224240911 is a deficient number, since it is larger than the sum of its proper divisors (60761).

224240911 is an equidigital number, since it uses as much as digits as its factorization.

224240911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60760.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 224240911 is about 14974.6756559199. The cubic root of 224240911 is about 607.5354388941.

The spelling of 224240911 in words is "two hundred twenty-four million, two hundred forty thousand, nine hundred eleven".