50430157 has 4 divisors (see below), whose sum is σ = 50445340. Its totient is φ = 50414976.

The previous prime is 50430137. The next prime is 50430169. The reversal of 50430157 is 75103405.

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

It can be written as a sum of positive squares in 2 ways, for example, as 35212356 + 15217801 = 5934^2 + 3901^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50430157 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 (50430137) 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, 228 + ... + 10045.

It is an arithmetic number, because the mean of its divisors is an integer number (12611335).

Almost surely, 2^50430157 is an apocalyptic number.

It is an amenable number.

50430157 is a deficient number, since it is larger than the sum of its proper divisors (15183).

50430157 is a wasteful number, since it uses less digits than its factorization.

50430157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15182.

The product of its (nonzero) digits is 2100, while the sum is 25.

The square root of 50430157 is about 7101.4193651692. The cubic root of 50430157 is about 369.4566092204.

The spelling of 50430157 in words is "fifty million, four hundred thirty thousand, one hundred fifty-seven".