49965951 has 8 divisors (see below), whose sum is σ = 76138624. Its totient is φ = 28551960.

The previous prime is 49965931. The next prime is 49965967. The reversal of 49965951 is 15956994.

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

It is not a de Polignac number, because 49965951 - 2⁵ = 49965919 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 49965951.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49965931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1189645 + ... + 1189686.

It is an arithmetic number, because the mean of its divisors is an integer number (9517328).

Almost surely, 2^49965951 is an apocalyptic number.

49965951 is a deficient number, since it is larger than the sum of its proper divisors (26172673).

49965951 is a wasteful number, since it uses less digits than its factorization.

49965951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2379341.

The product of its digits is 437400, while the sum is 48.

The square root of 49965951 is about 7068.6597739600. The cubic root of 49965951 is about 368.3195058155.

The spelling of 49965951 in words is "forty-nine million, nine hundred sixty-five thousand, nine hundred fifty-one".