47779633 has 12 divisors (see below), whose sum is σ = 52706304. Its totient is φ = 43280600.

The previous prime is 47779631. The next prime is 47779651. The reversal of 47779633 is 33697774.

47779633 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 47779633 - 2¹ = 47779631 is a prime.

It is a super-2 number, since 2×47779633² = 4565786659229378, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47779631) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 45828 + ... + 46858.

It is an arithmetic number, because the mean of its divisors is an integer number (4392192).

Almost surely, 2^47779633 is an apocalyptic number.

It is an amenable number.

47779633 is a deficient number, since it is larger than the sum of its proper divisors (4926671).

47779633 is a wasteful number, since it uses less digits than its factorization.

47779633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1436 (or 1425 counting only the distinct ones).

The product of its digits is 666792, while the sum is 46.

The square root of 47779633 is about 6912.2813166132. The cubic root of 47779633 is about 362.8671077675.

The spelling of 47779633 in words is "forty-seven million, seven hundred seventy-nine thousand, six hundred thirty-three".