47716851 has 32 divisors (see below), whose sum is σ = 78711808. Its totient is φ = 25038720.

The previous prime is 47716831. The next prime is 47716873. The reversal of 47716851 is 15861774.

It is not a de Polignac number, because 47716851 - 2⁵ = 47716819 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (47716811) 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, 75306 + ... + 75936.

It is an arithmetic number, because the mean of its divisors is an integer number (2459744).

Almost surely, 2^47716851 is an apocalyptic number.

47716851 is a deficient number, since it is larger than the sum of its proper divisors (30994957).

47716851 is a wasteful number, since it uses less digits than its factorization.

47716851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 931.

The product of its digits is 47040, while the sum is 39.

The square root of 47716851 is about 6907.7384866539. The cubic root of 47716851 is about 362.7081034187.

The spelling of 47716851 in words is "forty-seven million, seven hundred sixteen thousand, eight hundred fifty-one".