49433687 has 4 divisors (see below), whose sum is σ = 52035480. Its totient is φ = 46831896.

The previous prime is 49433677. The next prime is 49433701. The reversal of 49433687 is 78633494.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 49433687 - 2¹⁸ = 49171543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49433677) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1300868 + ... + 1300905.

It is an arithmetic number, because the mean of its divisors is an integer number (13008870).

Almost surely, 2^49433687 is an apocalyptic number.

49433687 is a deficient number, since it is larger than the sum of its proper divisors (2601793).

49433687 is a wasteful number, since it uses less digits than its factorization.

49433687 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2601792.

The product of its digits is 435456, while the sum is 44.

The square root of 49433687 is about 7030.9094006394. The cubic root of 49433687 is about 367.0069888069.

The spelling of 49433687 in words is "forty-nine million, four hundred thirty-three thousand, six hundred eighty-seven".