49839963 has 8 divisors (see below), whose sum is σ = 66600528. Its totient is φ = 33153024.

The previous prime is 49839943. The next prime is 49839973. The reversal of 49839963 is 36993894.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 49839963 - 2⁵ = 49839931 is a prime.

It is not an unprimeable number, because it can be changed into a prime (49839913) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16806 + ... + 19547.

It is an arithmetic number, because the mean of its divisors is an integer number (8325066).

Almost surely, 2^49839963 is an apocalyptic number.

49839963 is a deficient number, since it is larger than the sum of its proper divisors (16760565).

49839963 is a wasteful number, since it uses less digits than its factorization.

49839963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36813.

The product of its digits is 1259712, while the sum is 51.

The square root of 49839963 is about 7059.7424173974. The cubic root of 49839963 is about 368.0096755293.

The spelling of 49839963 in words is "forty-nine million, eight hundred thirty-nine thousand, nine hundred sixty-three".