274221443 has 4 divisors (see below), whose sum is σ = 283067328. Its totient is φ = 265375560.

The previous prime is 274221427. The next prime is 274221457. The reversal of 274221443 is 344122472.

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 274221443 - 2⁴ = 274221427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (274221643) 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, 4422896 + ... + 4422957.

It is an arithmetic number, because the mean of its divisors is an integer number (70766832).

Almost surely, 2^274221443 is an apocalyptic number.

274221443 is a deficient number, since it is larger than the sum of its proper divisors (8845885).

274221443 is an equidigital number, since it uses as much as digits as its factorization.

274221443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8845884.

The product of its digits is 10752, while the sum is 29.

The square root of 274221443 is about 16559.6329367532. The cubic root of 274221443 is about 649.6814557515.

The spelling of 274221443 in words is "two hundred seventy-four million, two hundred twenty-one thousand, four hundred forty-three".