47267279 has 2 divisors, whose sum is σ = 47267280. Its totient is φ = 47267278.

The previous prime is 47267261. The next prime is 47267287. The reversal of 47267279 is 97276274.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 47267279 - 2⁸ = 47267023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47267249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23633639 + 23633640.

It is an arithmetic number, because the mean of its divisors is an integer number (23633640).

Almost surely, 2^47267279 is an apocalyptic number.

47267279 is a deficient number, since it is larger than the sum of its proper divisors (1).

47267279 is an equidigital number, since it uses as much as digits as its factorization.

47267279 is an evil number, because the sum of its binary digits is even.

The product of its digits is 296352, while the sum is 44.

The square root of 47267279 is about 6875.1202898568. The cubic root of 47267279 is about 361.5654028779.

The spelling of 47267279 in words is "forty-seven million, two hundred sixty-seven thousand, two hundred seventy-nine".