47255543 has 4 divisors (see below), whose sum is σ = 47319888. Its totient is φ = 47191200.

The previous prime is 47255531. The next prime is 47255561. The reversal of 47255543 is 34555274.

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

It is a cyclic number.

It is not a de Polignac number, because 47255543 - 2⁶ = 47255479 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47255503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31058 + ... + 32543.

It is an arithmetic number, because the mean of its divisors is an integer number (11829972).

Almost surely, 2^47255543 is an apocalyptic number.

47255543 is a deficient number, since it is larger than the sum of its proper divisors (64345).

47255543 is an equidigital number, since it uses as much as digits as its factorization.

47255543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64344.

The product of its digits is 84000, while the sum is 35.

The square root of 47255543 is about 6874.2667245314. The cubic root of 47255543 is about 361.5354760244.

The spelling of 47255543 in words is "forty-seven million, two hundred fifty-five thousand, five hundred forty-three".