49966863 has 8 divisors (see below), whose sum is σ = 67879728. Its totient is φ = 32682624.

The previous prime is 49966853. The next prime is 49966871. The reversal of 49966863 is 36866994.

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

It is not a de Polignac number, because 49966863 - 2⁹ = 49966351 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49966843) 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, 156970 + ... + 157287.

It is an arithmetic number, because the mean of its divisors is an integer number (8484966).

Almost surely, 2^49966863 is an apocalyptic number.

49966863 is a deficient number, since it is larger than the sum of its proper divisors (17912865).

49966863 is a wasteful number, since it uses less digits than its factorization.

49966863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314313.

The product of its digits is 1679616, while the sum is 51.

The square root of 49966863 is about 7068.7242837729. The cubic root of 49966863 is about 368.3217467105.

The spelling of 49966863 in words is "forty-nine million, nine hundred sixty-six thousand, eight hundred sixty-three".