50721207 has 8 divisors (see below), whose sum is σ = 67791360. Its totient is φ = 33732600.

The previous prime is 50721197. The next prime is 50721221. The reversal of 50721207 is 70212705.

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

It is not a de Polignac number, because 50721207 - 2¹⁰ = 50720183 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50721227) 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, 18919 + ... + 21432.

It is an arithmetic number, because the mean of its divisors is an integer number (8473920).

Almost surely, 2^50721207 is an apocalyptic number.

50721207 is a deficient number, since it is larger than the sum of its proper divisors (17070153).

50721207 is a wasteful number, since it uses less digits than its factorization.

50721207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40773.

The product of its (nonzero) digits is 980, while the sum is 24.

The square root of 50721207 is about 7121.8822652442. The cubic root of 50721207 is about 370.1660005066.

The spelling of 50721207 in words is "fifty million, seven hundred twenty-one thousand, two hundred seven".