47662271 has 4 divisors (see below), whose sum is σ = 50465952. Its totient is φ = 44858592.

The previous prime is 47662267. The next prime is 47662273. The reversal of 47662271 is 17226674.

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 47662271 - 2² = 47662267 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47662273) 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, 1401815 + ... + 1401848.

It is an arithmetic number, because the mean of its divisors is an integer number (12616488).

Almost surely, 2^47662271 is an apocalyptic number.

47662271 is a deficient number, since it is larger than the sum of its proper divisors (2803681).

47662271 is a wasteful number, since it uses less digits than its factorization.

47662271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2803680.

The product of its digits is 28224, while the sum is 35.

The square root of 47662271 is about 6903.7867145502. The cubic root of 47662271 is about 362.5697584339.

The spelling of 47662271 in words is "forty-seven million, six hundred sixty-two thousand, two hundred seventy-one".