47864717 has 8 divisors (see below), whose sum is σ = 49399392. Its totient is φ = 46342800.

The previous prime is 47864711. The next prime is 47864723. The reversal of 47864717 is 71746874.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (47864711) and next prime (47864723).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 47864717 - 2⁴ = 47864701 is a prime.

It is a super-2 number, since 2×47864717² = 4582062266980178, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47864711) 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, 4742 + ... + 10872.

It is an arithmetic number, because the mean of its divisors is an integer number (6174924).

Almost surely, 2^47864717 is an apocalyptic number.

It is an amenable number.

47864717 is a deficient number, since it is larger than the sum of its proper divisors (1534675).

47864717 is a wasteful number, since it uses less digits than its factorization.

47864717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6379.

The product of its digits is 263424, while the sum is 44.

The square root of 47864717 is about 6918.4331318587. The cubic root of 47864717 is about 363.0823729664.

The spelling of 47864717 in words is "forty-seven million, eight hundred sixty-four thousand, seven hundred seventeen".