50909453 has 4 divisors (see below), whose sum is σ = 58182240. Its totient is φ = 43636668.

The previous prime is 50909437. The next prime is 50909459. The reversal of 50909453 is 35490905.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 50909453 - 2⁴ = 50909437 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 (50909459) 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, 3636383 + ... + 3636396.

It is an arithmetic number, because the mean of its divisors is an integer number (14545560).

Almost surely, 2^50909453 is an apocalyptic number.

It is an amenable number.

50909453 is a deficient number, since it is larger than the sum of its proper divisors (7272787).

50909453 is an equidigital number, since it uses as much as digits as its factorization.

50909453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7272786.

The product of its (nonzero) digits is 24300, while the sum is 35.

The square root of 50909453 is about 7135.0860541412. The cubic root of 50909453 is about 370.6233781626.

The spelling of 50909453 in words is "fifty million, nine hundred nine thousand, four hundred fifty-three".