47723434 has 16 divisors (see below), whose sum is σ = 78550560. Its totient is φ = 21565360.

The previous prime is 47723419. The next prime is 47723441. The reversal of 47723434 is 43432774.

47723434 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 47723434.

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 7 ways as a sum of consecutive naturals, for example, 2464 + ... + 10075.

It is an arithmetic number, because the mean of its divisors is an integer number (4909410).

Almost surely, 2^47723434 is an apocalyptic number.

47723434 is a deficient number, since it is larger than the sum of its proper divisors (30827126).

47723434 is a wasteful number, since it uses less digits than its factorization.

47723434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12725.

The product of its digits is 56448, while the sum is 34.

The square root of 47723434 is about 6908.2149648082. The cubic root of 47723434 is about 362.7247823459.

The spelling of 47723434 in words is "forty-seven million, seven hundred twenty-three thousand, four hundred thirty-four".