47161679 has 16 divisors (see below), whose sum is σ = 49641984. Its totient is φ = 44772000.

The previous prime is 47161651. The next prime is 47161693. The reversal of 47161679 is 97616174.

It is a cyclic number.

It is not a de Polignac number, because 47161679 - 2¹⁶ = 47096143 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 (47161649) 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, 312254 + ... + 312404.

It is an arithmetic number, because the mean of its divisors is an integer number (3102624).

Almost surely, 2^47161679 is an apocalyptic number.

47161679 is a deficient number, since it is larger than the sum of its proper divisors (2480305).

47161679 is a wasteful number, since it uses less digits than its factorization.

47161679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358.

The product of its digits is 63504, while the sum is 41.

The square root of 47161679 is about 6867.4361300270. The cubic root of 47161679 is about 361.2959439177.

The spelling of 47161679 in words is "forty-seven million, one hundred sixty-one thousand, six hundred seventy-nine".