49903966 has 8 divisors (see below), whose sum is σ = 85549680. Its totient is φ = 21387408.

The previous prime is 49903957. The next prime is 49903979. The reversal of 49903966 is 66930994.

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

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 1782271 + ... + 1782298.

It is an arithmetic number, because the mean of its divisors is an integer number (10693710).

Almost surely, 2^49903966 is an apocalyptic number.

49903966 is a deficient number, since it is larger than the sum of its proper divisors (35645714).

49903966 is a wasteful number, since it uses less digits than its factorization.

49903966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3564578.

The product of its (nonzero) digits is 314928, while the sum is 46.

The square root of 49903966 is about 7064.2739188115. The cubic root of 49903966 is about 368.1671371772.

The spelling of 49903966 in words is "forty-nine million, nine hundred three thousand, nine hundred sixty-six".