47243835 has 12 divisors (see below), whose sum is σ = 81889392. Its totient is φ = 25196688.

The previous prime is 47243827. The next prime is 47243851. The reversal of 47243835 is 53834274.

It is a happy number.

47243835 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 47243835 - 2³ = 47243827 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 47243835.

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 11 ways as a sum of consecutive naturals, for example, 524887 + ... + 524976.

It is an arithmetic number, because the mean of its divisors is an integer number (6824116).

Almost surely, 2^47243835 is an apocalyptic number.

47243835 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

47243835 is a deficient number, since it is larger than the sum of its proper divisors (34645557).

47243835 is a wasteful number, since it uses less digits than its factorization.

47243835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1049874 (or 1049871 counting only the distinct ones).

The product of its digits is 80640, while the sum is 36.

The square root of 47243835 is about 6873.4150900408. The cubic root of 47243835 is about 361.5056156333.

The spelling of 47243835 in words is "forty-seven million, two hundred forty-three thousand, eight hundred thirty-five".