47006866 has 16 divisors (see below), whose sum is σ = 72140544. Its totient is φ = 22963824.

The previous prime is 47006857. The next prime is 47006959. The reversal of 47006866 is 66860074.

It is a super-2 number, since 2×47006866² = 4419290902283912, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29215 + ... + 30781.

It is an arithmetic number, because the mean of its divisors is an integer number (4508784).

Almost surely, 2^47006866 is an apocalyptic number.

47006866 is a deficient number, since it is larger than the sum of its proper divisors (25133678).

47006866 is a wasteful number, since it uses less digits than its factorization.

47006866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1905.

The product of its (nonzero) digits is 48384, while the sum is 37.

The square root of 47006866 is about 6856.1553366300. The cubic root of 47006866 is about 360.9001803496.

The spelling of 47006866 in words is "forty-seven million, six thousand, eight hundred sixty-six".