47271522 has 16 divisors (see below), whose sum is σ = 94656960. Its totient is φ = 15738192.

The previous prime is 47271517. The next prime is 47271527. The reversal of 47271522 is 22517274.

It is an interprime number because it is at equal distance from previous prime (47271517) and next prime (47271527).

It is a self number, because there is not a number n which added to its sum of digits gives 47271522.

It is not an unprimeable number, because it can be changed into a prime (47271527) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1228 + ... + 9800.

It is an arithmetic number, because the mean of its divisors is an integer number (5916060).

Almost surely, 2^47271522 is an apocalyptic number.

47271522 is an abundant number, since it is smaller than the sum of its proper divisors (47385438).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

47271522 is a wasteful number, since it uses less digits than its factorization.

47271522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9497.

The product of its digits is 7840, while the sum is 30.

The square root of 47271522 is about 6875.4288593512. The cubic root of 47271522 is about 361.5762213281.

Adding to 47271522 its reverse (22517274), we get a palindrome (69788796).

The spelling of 47271522 in words is "forty-seven million, two hundred seventy-one thousand, five hundred twenty-two".