47740337 has 2 divisors, whose sum is σ = 47740338. Its totient is φ = 47740336.

The previous prime is 47740313. The next prime is 47740339. The reversal of 47740337 is 73304774.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32444416 + 15295921 = 5696^2 + 3911^2 .

It is a cyclic number.

It is not a de Polignac number, because 47740337 - 2²⁰ = 46691761 is a prime.

Together with 47740339, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 47740297 and 47740306.

It is not a weakly prime, because it can be changed into another prime (47740339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23870168 + 23870169.

It is an arithmetic number, because the mean of its divisors is an integer number (23870169).

Almost surely, 2^47740337 is an apocalyptic number.

It is an amenable number.

47740337 is a deficient number, since it is larger than the sum of its proper divisors (1).

47740337 is an equidigital number, since it uses as much as digits as its factorization.

47740337 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 49392, while the sum is 35.

The square root of 47740337 is about 6909.4382550248. The cubic root of 47740337 is about 362.7676013747.

The spelling of 47740337 in words is "forty-seven million, seven hundred forty thousand, three hundred thirty-seven".