50631730 has 8 divisors (see below), whose sum is σ = 91137132. Its totient is φ = 20252688.

The previous prime is 50631727. The next prime is 50631731. The reversal of 50631730 is 3713605.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 49970761 + 660969 = 7069^2 + 813^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 50631695 and 50631704.

It is not an unprimeable number, because it can be changed into a prime (50631731) 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, 2531577 + ... + 2531596.

Almost surely, 2^50631730 is an apocalyptic number.

50631730 is a deficient number, since it is larger than the sum of its proper divisors (40505402).

50631730 is a wasteful number, since it uses less digits than its factorization.

50631730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5063180.

The product of its (nonzero) digits is 1890, while the sum is 25.

The square root of 50631730 is about 7115.5976558544. The cubic root of 50631730 is about 369.9482031217.

The spelling of 50631730 in words is "fifty million, six hundred thirty-one thousand, seven hundred thirty".