47733457 has 4 divisors (see below), whose sum is σ = 47747440. Its totient is φ = 47719476.

The previous prime is 47733451. The next prime is 47733463. The reversal of 47733457 is 75433774.

47733457 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, and also a brilliant number, because the two primes have the same length.

It is an interprime number because it is at equal distance from previous prime (47733451) and next prime (47733463).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47733457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47733451) 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, 1894 + ... + 9952.

It is an arithmetic number, because the mean of its divisors is an integer number (11936860).

Almost surely, 2^47733457 is an apocalyptic number.

It is an amenable number.

47733457 is a deficient number, since it is larger than the sum of its proper divisors (13983).

47733457 is an equidigital number, since it uses as much as digits as its factorization.

47733457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13982.

The product of its digits is 246960, while the sum is 40.

The square root of 47733457 is about 6908.9403673791. The cubic root of 47733457 is about 362.7501740364.

The spelling of 47733457 in words is "forty-seven million, seven hundred thirty-three thousand, four hundred fifty-seven".