50637643 has 8 divisors (see below), whose sum is σ = 58413312. Its totient is φ = 42997416.

The previous prime is 50637637. The next prime is 50637649. The reversal of 50637643 is 34673605.

It is an interprime number because it is at equal distance from previous prime (50637637) and next prime (50637649).

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

It is not a de Polignac number, because 50637643 - 2¹⁷ = 50506571 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 50637599 and 50637608.

It is not an unprimeable number, because it can be changed into a prime (50637649) 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, 33055 + ... + 34552.

It is an arithmetic number, because the mean of its divisors is an integer number (7301664).

Almost surely, 2^50637643 is an apocalyptic number.

50637643 is a deficient number, since it is larger than the sum of its proper divisors (7775669).

50637643 is a wasteful number, since it uses less digits than its factorization.

50637643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67721.

The product of its (nonzero) digits is 45360, while the sum is 34.

The square root of 50637643 is about 7116.0131393920. The cubic root of 50637643 is about 369.9626039634.

The spelling of 50637643 in words is "fifty million, six hundred thirty-seven thousand, six hundred forty-three".