47020317 has 32 divisors (see below), whose sum is σ = 68947200. Its totient is φ = 28385280.

The previous prime is 47020313. The next prime is 47020327. The reversal of 47020317 is 71302074.

It is not a de Polignac number, because 47020317 - 2² = 47020313 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47020313) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 236184 + ... + 236382.

It is an arithmetic number, because the mean of its divisors is an integer number (2154600).

Almost surely, 2^47020317 is an apocalyptic number.

It is an amenable number.

47020317 is a deficient number, since it is larger than the sum of its proper divisors (21926883).

47020317 is a wasteful number, since it uses less digits than its factorization.

47020317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373.

The product of its (nonzero) digits is 1176, while the sum is 24.

The square root of 47020317 is about 6857.1362098182. The cubic root of 47020317 is about 360.9346008912.

The spelling of 47020317 in words is "forty-seven million, twenty thousand, three hundred seventeen".