50731629 has 24 divisors (see below), whose sum is σ = 76181280. Its totient is φ = 29849952.

The previous prime is 50731627. The next prime is 50731633. The reversal of 50731629 is 92613705.

It is not a de Polignac number, because 50731629 - 2¹ = 50731627 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 50731629.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50731627) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19402 + ... + 21860.

It is an arithmetic number, because the mean of its divisors is an integer number (3174220).

Almost surely, 2^50731629 is an apocalyptic number.

It is an amenable number.

50731629 is a deficient number, since it is larger than the sum of its proper divisors (25449651).

50731629 is a wasteful number, since it uses less digits than its factorization.

50731629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2521 (or 2498 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 33.

The square root of 50731629 is about 7122.6139162529. The cubic root of 50731629 is about 370.1913522026.

It can be divided in two parts, 50731 and 629, that added together give a triangular number (51360 = T₃₂₀).

The spelling of 50731629 in words is "fifty million, seven hundred thirty-one thousand, six hundred twenty-nine".