224556699 has 4 divisors (see below), whose sum is σ = 299408936. Its totient is φ = 149704464.

The previous prime is 224556697. The next prime is 224556719. The reversal of 224556699 is 996655422.

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

It is not a de Polignac number, because 224556699 - 2¹ = 224556697 is a prime.

It is a super-2 number, since 2×224556699² = 100851422131553202, which contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (224556691) 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, 37426114 + ... + 37426119.

It is an arithmetic number, because the mean of its divisors is an integer number (74852234).

Almost surely, 2^224556699 is an apocalyptic number.

224556699 is a deficient number, since it is larger than the sum of its proper divisors (74852237).

224556699 is an equidigital number, since it uses as much as digits as its factorization.

224556699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74852236.

The product of its digits is 1166400, while the sum is 48.

The square root of 224556699 is about 14985.2160144591. The cubic root of 224556699 is about 607.8204930527.

The spelling of 224556699 in words is "two hundred twenty-four million, five hundred fifty-six thousand, six hundred ninety-nine".