47708066 has 12 divisors (see below), whose sum is σ = 83245878. Its totient is φ = 20446272.

The previous prime is 47708033. The next prime is 47708077. The reversal of 47708066 is 66080774.

It can be written as a sum of positive squares in only one way, i.e., 27196225 + 20511841 = 5215^2 + 4529^2 .

It is a super-2 number, since 2×47708066² = 4552119122920712, which contains 22 as substring.

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 5 ways as a sum of consecutive naturals, for example, 243311 + ... + 243506.

Almost surely, 2^47708066 is an apocalyptic number.

47708066 is a deficient number, since it is larger than the sum of its proper divisors (35537812).

47708066 is a wasteful number, since it uses less digits than its factorization.

47708066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486833 (or 486826 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 38.

The square root of 47708066 is about 6907.1025763340. The cubic root of 47708066 is about 362.6858430349.

The spelling of 47708066 in words is "forty-seven million, seven hundred eight thousand, sixty-six".