50453643 has 4 divisors (see below), whose sum is σ = 67271528. Its totient is φ = 33635760.

The previous prime is 50453633. The next prime is 50453653. The reversal of 50453643 is 34635405.

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

It is an interprime number because it is at equal distance from previous prime (50453633) and next prime (50453653).

It is not a de Polignac number, because 50453643 - 2⁸ = 50453387 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 50453643.

It is not an unprimeable number, because it can be changed into a prime (50453633) 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, 8408938 + ... + 8408943.

It is an arithmetic number, because the mean of its divisors is an integer number (16817882).

Almost surely, 2^50453643 is an apocalyptic number.

50453643 is a deficient number, since it is larger than the sum of its proper divisors (16817885).

50453643 is a wasteful number, since it uses less digits than its factorization.

50453643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16817884.

The product of its (nonzero) digits is 21600, while the sum is 30.

The square root of 50453643 is about 7103.0727857738. The cubic root of 50453643 is about 369.5139539508.

The spelling of 50453643 in words is "fifty million, four hundred fifty-three thousand, six hundred forty-three".