47093386 has 4 divisors (see below), whose sum is σ = 70640082. Its totient is φ = 23546692.

The previous prime is 47093369. The next prime is 47093399. The reversal of 47093386 is 68339074.

47093386 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 31640625 + 15452761 = 5625^2 + 3931^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11773345 + ... + 11773348.

Almost surely, 2^47093386 is an apocalyptic number.

47093386 is a deficient number, since it is larger than the sum of its proper divisors (23546696).

47093386 is a wasteful number, since it uses less digits than its factorization.

47093386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23546695.

The product of its (nonzero) digits is 108864, while the sum is 40.

The square root of 47093386 is about 6862.4620946130. The cubic root of 47093386 is about 361.1214667870.

The spelling of 47093386 in words is "forty-seven million, ninety-three thousand, three hundred eighty-six".