47969377 has 2 divisors, whose sum is σ = 47969378. Its totient is φ = 47969376.

The previous prime is 47969371. The next prime is 47969401. The reversal of 47969377 is 77396974.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27029601 + 20939776 = 5199^2 + 4576^2 .

It is a cyclic number.

It is not a de Polignac number, because 47969377 - 2¹¹ = 47967329 is a prime.

It is a super-2 number, since 2×47969377² = 4602122259536258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (47969371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23984688 + 23984689.

It is an arithmetic number, because the mean of its divisors is an integer number (23984689).

Almost surely, 2^47969377 is an apocalyptic number.

It is an amenable number.

47969377 is a deficient number, since it is larger than the sum of its proper divisors (1).

47969377 is an equidigital number, since it uses as much as digits as its factorization.

47969377 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2000376, while the sum is 52.

The square root of 47969377 is about 6925.9928530139. The cubic root of 47969377 is about 363.3468164529.

The spelling of 47969377 in words is "forty-seven million, nine hundred sixty-nine thousand, three hundred seventy-seven".