47748766 has 16 divisors (see below), whose sum is σ = 77329728. Its totient is φ = 21981600.

The previous prime is 47748751. The next prime is 47748809. The reversal of 47748766 is 66784774.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9076 + ... + 13336.

It is an arithmetic number, because the mean of its divisors is an integer number (4833108).

Almost surely, 2^47748766 is an apocalyptic number.

47748766 is a deficient number, since it is larger than the sum of its proper divisors (29580962).

47748766 is a wasteful number, since it uses less digits than its factorization.

47748766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4707.

The product of its digits is 1580544, while the sum is 49.

The square root of 47748766 is about 6910.0481908595. The cubic root of 47748766 is about 362.7889501150.

The spelling of 47748766 in words is "forty-seven million, seven hundred forty-eight thousand, seven hundred sixty-six".