50652991 has 8 divisors (see below), whose sum is σ = 51408000. Its totient is φ = 49901592.

The previous prime is 50652989. The next prime is 50653003. The reversal of 50652991 is 19925605.

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

It is not a de Polignac number, because 50652991 - 2¹ = 50652989 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 50652991.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50652691) 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, 40806 + ... + 42028.

It is an arithmetic number, because the mean of its divisors is an integer number (6426000).

Almost surely, 2^50652991 is an apocalyptic number.

50652991 is a deficient number, since it is larger than the sum of its proper divisors (755009).

50652991 is a wasteful number, since it uses less digits than its factorization.

50652991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1805.

The product of its (nonzero) digits is 24300, while the sum is 37.

The square root of 50652991 is about 7117.0914705377. The cubic root of 50652991 is about 369.9999780862. Note that the first 4 decimals are identical.

The spelling of 50652991 in words is "fifty million, six hundred fifty-two thousand, nine hundred ninety-one".