47834787 has 64 divisors (see below), whose sum is σ = 90768384. Its totient is φ = 21565440.

The previous prime is 47834771. The next prime is 47834803. The reversal of 47834787 is 78743874.

It is an interprime number because it is at equal distance from previous prime (47834771) and next prime (47834803).

It is not a de Polignac number, because 47834787 - 2⁴ = 47834771 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (47834287) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 50583 + ... + 51519.

It is an arithmetic number, because the mean of its divisors is an integer number (1418256).

Almost surely, 2^47834787 is an apocalyptic number.

47834787 is a deficient number, since it is larger than the sum of its proper divisors (42933597).

47834787 is a wasteful number, since it uses less digits than its factorization.

47834787 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 988.

The product of its digits is 1053696, while the sum is 48.

The square root of 47834787 is about 6916.2697315822. The cubic root of 47834787 is about 363.0066782309.

The spelling of 47834787 in words is "forty-seven million, eight hundred thirty-four thousand, seven hundred eighty-seven".