50673621 has 4 divisors (see below), whose sum is σ = 67564832. Its totient is φ = 33782412.

The previous prime is 50673613. The next prime is 50673653. The reversal of 50673621 is 12637605.

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 not a de Polignac number, because 50673621 - 2³ = 50673613 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 (50673611) 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, 8445601 + ... + 8445606.

It is an arithmetic number, because the mean of its divisors is an integer number (16891208).

Almost surely, 2^50673621 is an apocalyptic number.

It is an amenable number.

50673621 is a deficient number, since it is larger than the sum of its proper divisors (16891211).

50673621 is a wasteful number, since it uses less digits than its factorization.

50673621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16891210.

The product of its (nonzero) digits is 7560, while the sum is 30.

The square root of 50673621 is about 7118.5406510042. The cubic root of 50673621 is about 370.0502025867.

The spelling of 50673621 in words is "fifty million, six hundred seventy-three thousand, six hundred twenty-one".