50493151 has 4 divisors (see below), whose sum is σ = 51184912. Its totient is φ = 49801392.

The previous prime is 50493139. The next prime is 50493161. The reversal of 50493151 is 15139405.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 50493151 - 2¹⁵ = 50460383 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50493101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 345771 + ... + 345916.

It is an arithmetic number, because the mean of its divisors is an integer number (12796228).

Almost surely, 2^50493151 is an apocalyptic number.

50493151 is a deficient number, since it is larger than the sum of its proper divisors (691761).

50493151 is an equidigital number, since it uses as much as digits as its factorization.

50493151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 691760.

The product of its (nonzero) digits is 2700, while the sum is 28.

The square root of 50493151 is about 7105.8532914774. The cubic root of 50493151 is about 369.6103787580.

The spelling of 50493151 in words is "fifty million, four hundred ninety-three thousand, one hundred fifty-one".