47240533 has 4 divisors (see below), whose sum is σ = 48041280. Its totient is φ = 46439788.

The previous prime is 47240521. The next prime is 47240537. The reversal of 47240533 is 33504274.

47240533 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47240533 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 (47240537) 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 3 ways as a sum of consecutive naturals, for example, 400285 + ... + 400402.

It is an arithmetic number, because the mean of its divisors is an integer number (12010320).

Almost surely, 2^47240533 is an apocalyptic number.

It is an amenable number.

47240533 is a deficient number, since it is larger than the sum of its proper divisors (800747).

47240533 is an equidigital number, since it uses as much as digits as its factorization.

47240533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 800746.

The product of its (nonzero) digits is 10080, while the sum is 28.

The square root of 47240533 is about 6873.1748850149. The cubic root of 47240533 is about 361.4971932339.

The spelling of 47240533 in words is "forty-seven million, two hundred forty thousand, five hundred thirty-three".