49938242 has 4 divisors (see below), whose sum is σ = 74907366. Its totient is φ = 24969120.

The previous prime is 49938223. The next prime is 49938263. The reversal of 49938242 is 24283994.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 37834801 + 12103441 = 6151^2 + 3479^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 49938242.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12484559 + ... + 12484562.

Almost surely, 2^49938242 is an apocalyptic number.

49938242 is a deficient number, since it is larger than the sum of its proper divisors (24969124).

49938242 is a wasteful number, since it uses less digits than its factorization.

49938242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24969123.

The product of its digits is 124416, while the sum is 41.

The square root of 49938242 is about 7066.6995125023. The cubic root of 49938242 is about 368.2514084270.

The spelling of 49938242 in words is "forty-nine million, nine hundred thirty-eight thousand, two hundred forty-two".