47147361 has 16 divisors (see below), whose sum is σ = 64843200. Its totient is φ = 30449088.

The previous prime is 47147357. The next prime is 47147363. The reversal of 47147361 is 16374174.

It is not a de Polignac number, because 47147361 - 2² = 47147357 is a prime.

It is not an unprimeable number, because it can be changed into a prime (47147363) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29070 + ... + 30648.

It is an arithmetic number, because the mean of its divisors is an integer number (4052700).

Almost surely, 2^47147361 is an apocalyptic number.

It is an amenable number.

47147361 is a deficient number, since it is larger than the sum of its proper divisors (17695839).

47147361 is a wasteful number, since it uses less digits than its factorization.

47147361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1888.

The product of its digits is 14112, while the sum is 33.

The square root of 47147361 is about 6866.3935948939. The cubic root of 47147361 is about 361.2593777972.

The spelling of 47147361 in words is "forty-seven million, one hundred forty-seven thousand, three hundred sixty-one".