49989199 has 8 divisors (see below), whose sum is σ = 54042912. Its totient is φ = 45965280.

The previous prime is 49989187. The next prime is 49989217. The reversal of 49989199 is 99198994.

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

It is a cyclic number.

It is not a de Polignac number, because 49989199 - 2¹⁹ = 49464911 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 (49989139) 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, 3892 + ... + 10729.

It is an arithmetic number, because the mean of its divisors is an integer number (6755364).

Almost surely, 2^49989199 is an apocalyptic number.

49989199 is a deficient number, since it is larger than the sum of its proper divisors (4053713).

49989199 is a wasteful number, since it uses less digits than its factorization.

49989199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14897.

The product of its digits is 1889568, while the sum is 58.

The square root of 49989199 is about 7070.3040245806. The cubic root of 49989199 is about 368.3766204708.

It can be divided in two parts, 499 and 89199, that added together give a palindrome (89698).

The spelling of 49989199 in words is "forty-nine million, nine hundred eighty-nine thousand, one hundred ninety-nine".