50751213 has 8 divisors (see below), whose sum is σ = 67704000. Its totient is φ = 33816288.

The previous prime is 50751199. The next prime is 50751229. The reversal of 50751213 is 31215705.

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

It is not a de Polignac number, because 50751213 - 2⁶ = 50751149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50751313) 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, 5088 + ... + 11286.

It is an arithmetic number, because the mean of its divisors is an integer number (8463000).

Almost surely, 2^50751213 is an apocalyptic number.

It is an amenable number.

50751213 is a deficient number, since it is larger than the sum of its proper divisors (16952787).

50751213 is a wasteful number, since it uses less digits than its factorization.

50751213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8931.

The product of its (nonzero) digits is 1050, while the sum is 24.

The square root of 50751213 is about 7123.9885597887. The cubic root of 50751213 is about 370.2389812320.

Adding to 50751213 its reverse (31215705), we get a palindrome (81966918).

The spelling of 50751213 in words is "fifty million, seven hundred fifty-one thousand, two hundred thirteen".