49865785 has 16 divisors (see below), whose sum is σ = 63884160. Its totient is φ = 37255680.

The previous prime is 49865779. The next prime is 49865791. The reversal of 49865785 is 58756894.

It is an interprime number because it is at equal distance from previous prime (49865779) and next prime (49865791).

It is not a de Polignac number, because 49865785 - 2⁹ = 49865273 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3049 + ... + 10441.

It is an arithmetic number, because the mean of its divisors is an integer number (3992760).

Almost surely, 2^49865785 is an apocalyptic number.

It is an amenable number.

49865785 is a deficient number, since it is larger than the sum of its proper divisors (14018375).

49865785 is a wasteful number, since it uses less digits than its factorization.

49865785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7488.

The product of its digits is 2419200, while the sum is 52.

The square root of 49865785 is about 7061.5710008468. The cubic root of 49865785 is about 368.0732196187.

The spelling of 49865785 in words is "forty-nine million, eight hundred sixty-five thousand, seven hundred eighty-five".