49634687 has 2 divisors, whose sum is σ = 49634688. Its totient is φ = 49634686.

The previous prime is 49634681. The next prime is 49634701. The reversal of 49634687 is 78643694.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49634687 - 2⁶ = 49634623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49634681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24817343 + 24817344.

It is an arithmetic number, because the mean of its divisors is an integer number (24817344).

Almost surely, 2^49634687 is an apocalyptic number.

49634687 is a deficient number, since it is larger than the sum of its proper divisors (1).

49634687 is an equidigital number, since it uses as much as digits as its factorization.

49634687 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 870912, while the sum is 47.

The square root of 49634687 is about 7045.1889257847. The cubic root of 49634687 is about 367.5037394532.

The spelling of 49634687 in words is "forty-nine million, six hundred thirty-four thousand, six hundred eighty-seven".