632277047 has 2 divisors, whose sum is σ = 632277048. Its totient is φ = 632277046.

The previous prime is 632277013. The next prime is 632277059. The reversal of 632277047 is 740772236.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-632277047 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 632277047.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (632277067) 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 as a sum of consecutive naturals, namely, 316138523 + 316138524.

It is an arithmetic number, because the mean of its divisors is an integer number (316138524).

Almost surely, 2^632277047 is an apocalyptic number.

632277047 is a deficient number, since it is larger than the sum of its proper divisors (1).

632277047 is an equidigital number, since it uses as much as digits as its factorization.

632277047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 98784, while the sum is 38.

The square root of 632277047 is about 25145.1197451911. The cubic root of 632277047 is about 858.2934641822.

The spelling of 632277047 in words is "six hundred thirty-two million, two hundred seventy-seven thousand, forty-seven".