47972426 has 8 divisors (see below), whose sum is σ = 72619140. Its totient is φ = 23766048.

The previous prime is 47972401. The next prime is 47972437. The reversal of 47972426 is 62427974.

It can be written as a sum of positive squares in 2 ways, for example, as 42445225 + 5527201 = 6515^2 + 2351^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109811 + ... + 110246.

Almost surely, 2^47972426 is an apocalyptic number.

47972426 is a deficient number, since it is larger than the sum of its proper divisors (24646714).

47972426 is a wasteful number, since it uses less digits than its factorization.

47972426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220168.

The product of its digits is 169344, while the sum is 41.

The square root of 47972426 is about 6926.2129623626. The cubic root of 47972426 is about 363.3545145654.

The spelling of 47972426 in words is "forty-seven million, nine hundred seventy-two thousand, four hundred twenty-six".