50981799 has 8 divisors (see below), whose sum is σ = 74155392. Its totient is φ = 30898040.

The previous prime is 50981783. The next prime is 50981803. The reversal of 50981799 is 99718905.

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

It is a cyclic number.

It is not a de Polignac number, because 50981799 - 2⁴ = 50981783 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50981719) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 772419 + ... + 772484.

It is an arithmetic number, because the mean of its divisors is an integer number (9269424).

Almost surely, 2^50981799 is an apocalyptic number.

50981799 is a deficient number, since it is larger than the sum of its proper divisors (23173593).

50981799 is a wasteful number, since it uses less digits than its factorization.

50981799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1544917.

The product of its (nonzero) digits is 204120, while the sum is 48.

The square root of 50981799 is about 7140.1539899361. The cubic root of 50981799 is about 370.7988559061.

The spelling of 50981799 in words is "fifty million, nine hundred eighty-one thousand, seven hundred ninety-nine".