47557012 has 12 divisors (see below), whose sum is σ = 83571796. Its totient is φ = 23679360.

The previous prime is 47557001. The next prime is 47557033. The reversal of 47557012 is 21075574.

47557012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 43612816 + 3944196 = 6604^2 + 1986^2 .

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a congruent 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 in 3 ways as a sum of consecutive naturals, for example, 23703 + ... + 25630.

Almost surely, 2^47557012 is an apocalyptic number.

It is an amenable number.

47557012 is a deficient number, since it is larger than the sum of its proper divisors (36014784).

47557012 is a wasteful number, since it uses less digits than its factorization.

47557012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49578 (or 49576 counting only the distinct ones).

The product of its (nonzero) digits is 9800, while the sum is 31.

The square root of 47557012 is about 6896.1592208997. The cubic root of 47557012 is about 362.3026578674.

The spelling of 47557012 in words is "forty-seven million, five hundred fifty-seven thousand, twelve".