47677266 has 72 divisors (see below), whose sum is σ = 127895040. Its totient is φ = 12568608.

The previous prime is 47677241. The next prime is 47677297. The reversal of 47677266 is 66277674.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 20175 + ... + 22413.

It is an arithmetic number, because the mean of its divisors is an integer number (1776320).

Almost surely, 2^47677266 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 47677266, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63947520).

47677266 is an abundant number, since it is smaller than the sum of its proper divisors (80217774).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

47677266 is a wasteful number, since it uses less digits than its factorization.

47677266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2280 (or 2264 counting only the distinct ones).

The product of its digits is 592704, while the sum is 45.

The square root of 47677266 is about 6904.8726273553. The cubic root of 47677266 is about 362.6077770691.

The spelling of 47677266 in words is "forty-seven million, six hundred seventy-seven thousand, two hundred sixty-six".