49655983 has 4 divisors (see below), whose sum is σ = 53475688. Its totient is φ = 45836280.

The previous prime is 49655971. The next prime is 49655999. The reversal of 49655983 is 38955694.

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 49655983 - 2²¹ = 47558831 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 (49655933) 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, 1909833 + ... + 1909858.

It is an arithmetic number, because the mean of its divisors is an integer number (13368922).

Almost surely, 2^49655983 is an apocalyptic number.

49655983 is a deficient number, since it is larger than the sum of its proper divisors (3819705).

49655983 is a wasteful number, since it uses less digits than its factorization.

49655983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3819704.

The product of its digits is 1166400, while the sum is 49.

The square root of 49655983 is about 7046.7001497155. The cubic root of 49655983 is about 367.5562916841.

The spelling of 49655983 in words is "forty-nine million, six hundred fifty-five thousand, nine hundred eighty-three".