49986966 has 16 divisors (see below), whose sum is σ = 100553904. Its totient is φ = 16565664.

The previous prime is 49986961. The next prime is 49986971. The reversal of 49986966 is 66968994.

It is an interprime number because it is at equal distance from previous prime (49986961) and next prime (49986971).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49986961) 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 7 ways as a sum of consecutive naturals, for example, 23041 + ... + 25116.

It is an arithmetic number, because the mean of its divisors is an integer number (6284619).

Almost surely, 2^49986966 is an apocalyptic number.

49986966 is an abundant number, since it is smaller than the sum of its proper divisors (50566938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49986966 is a wasteful number, since it uses less digits than its factorization.

49986966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48335.

The product of its digits is 5038848, while the sum is 57.

The square root of 49986966 is about 7070.1461088156. The cubic root of 49986966 is about 368.3711353043.

The spelling of 49986966 in words is "forty-nine million, nine hundred eighty-six thousand, nine hundred sixty-six".