472222274 has 8 divisors (see below), whose sum is σ = 711427260. Its totient is φ = 235079856.

The previous prime is 472222241. The next prime is 472222279.

472222274 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 422590249 + 49632025 = 20557^2 + 7045^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 472222274.

It is not an unprimeable number, because it can be changed into a prime (472222279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 515069 + ... + 515984.

Almost surely, 2^472222274 is an apocalyptic number.

472222274 is a deficient number, since it is larger than the sum of its proper divisors (239204986).

472222274 is a wasteful number, since it uses less digits than its factorization.

472222274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1031284.

The product of its digits is 25088, while the sum is 32.

The square root of 472222274 is about 21730.6758753611. The cubic root of 472222274 is about 778.7214831874.

The spelling of 472222274 in words is "four hundred seventy-two million, two hundred twenty-two thousand, two hundred seventy-four".