49955243 has 4 divisors (see below), whose sum is σ = 53797968. Its totient is φ = 46112520.

The previous prime is 49955239. The next prime is 49955249. The reversal of 49955243 is 34255994.

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 49955243 - 2² = 49955239 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 49955243.

It is not an unprimeable number, because it can be changed into a prime (49955249) 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, 1921343 + ... + 1921368.

It is an arithmetic number, because the mean of its divisors is an integer number (13449492).

Almost surely, 2^49955243 is an apocalyptic number.

49955243 is a deficient number, since it is larger than the sum of its proper divisors (3842725).

49955243 is a wasteful number, since it uses less digits than its factorization.

49955243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3842724.

The product of its digits is 194400, while the sum is 41.

The square root of 49955243 is about 7067.9023054935. The cubic root of 49955243 is about 368.2931929167.

The spelling of 49955243 in words is "forty-nine million, nine hundred fifty-five thousand, two hundred forty-three".