47314747 has 4 divisors (see below), whose sum is σ = 48946320. Its totient is φ = 45683176.

The previous prime is 47314733. The next prime is 47314753. The reversal of 47314747 is 74741374.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47314747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47314717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 815743 + ... + 815800.

It is an arithmetic number, because the mean of its divisors is an integer number (12236580).

Almost surely, 2^47314747 is an apocalyptic number.

47314747 is a deficient number, since it is larger than the sum of its proper divisors (1631573).

47314747 is a wasteful number, since it uses less digits than its factorization.

47314747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1631572.

The product of its digits is 65856, while the sum is 37.

The square root of 47314747 is about 6878.5715813677. The cubic root of 47314747 is about 361.6863959827.

The spelling of 47314747 in words is "forty-seven million, three hundred fourteen thousand, seven hundred forty-seven".