47223272 has 16 divisors (see below), whose sum is σ = 89996100. Its totient is φ = 23224320.

The previous prime is 47223259. The next prime is 47223367. The reversal of 47223272 is 27232274.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 42954916 + 4268356 = 6554^2 + 2066^2 .

It is an unprimeable number.

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, 47897 + ... + 48872.

Almost surely, 2^47223272 is an apocalyptic number.

It is an amenable number.

47223272 is a deficient number, since it is larger than the sum of its proper divisors (42772828).

47223272 is a wasteful number, since it uses less digits than its factorization.

47223272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96836 (or 96832 counting only the distinct ones).

The product of its digits is 9408, while the sum is 29.

The square root of 47223272 is about 6871.9190914911. The cubic root of 47223272 is about 361.4531592741.

The spelling of 47223272 in words is "forty-seven million, two hundred twenty-three thousand, two hundred seventy-two".