47338751 has 4 divisors (see below), whose sum is σ = 47757792. Its totient is φ = 46919712.

The previous prime is 47338741. The next prime is 47338757. The reversal of 47338751 is 15783374.

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 47338751 - 2¹⁰ = 47337727 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 (47338757) 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, 209351 + ... + 209576.

It is an arithmetic number, because the mean of its divisors is an integer number (11939448).

Almost surely, 2^47338751 is an apocalyptic number.

47338751 is a deficient number, since it is larger than the sum of its proper divisors (419041).

47338751 is a wasteful number, since it uses less digits than its factorization.

47338751 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 419040.

The product of its digits is 70560, while the sum is 38.

The square root of 47338751 is about 6880.3161991292. The cubic root of 47338751 is about 361.7475499430.

The spelling of 47338751 in words is "forty-seven million, three hundred thirty-eight thousand, seven hundred fifty-one".