49965775 has 24 divisors (see below), whose sum is σ = 65308320. Its totient is φ = 37847040.

The previous prime is 49965761. The next prime is 49965779. The reversal of 49965775 is 57756994.

It is a happy number.

It is not a de Polignac number, because 49965775 - 2⁹ = 49965263 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49965779) by changing a digit.

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 in 23 ways as a sum of consecutive naturals, for example, 64591 + ... + 65359.

It is an arithmetic number, because the mean of its divisors is an integer number (2721180).

Almost surely, 2^49965775 is an apocalyptic number.

49965775 is a deficient number, since it is larger than the sum of its proper divisors (15342545).

49965775 is a wasteful number, since it uses less digits than its factorization.

49965775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 915 (or 910 counting only the distinct ones).

The product of its digits is 2381400, while the sum is 52.

The square root of 49965775 is about 7068.6473246301. The cubic root of 49965775 is about 368.3190733590.

The spelling of 49965775 in words is "forty-nine million, nine hundred sixty-five thousand, seven hundred seventy-five".