50034721 has 4 divisors (see below), whose sum is σ = 54583344. Its totient is φ = 45486100.

The previous prime is 50034709. The next prime is 50034739. The reversal of 50034721 is 12743005.

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 de Polignac number, because none of the positive numbers 2^k-50034721 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 50034692 and 50034701.

It is not an unprimeable number, because it can be changed into a prime (50034781) 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, 2274295 + ... + 2274316.

It is an arithmetic number, because the mean of its divisors is an integer number (13645836).

Almost surely, 2^50034721 is an apocalyptic number.

It is an amenable number.

50034721 is a deficient number, since it is larger than the sum of its proper divisors (4548623).

50034721 is a wasteful number, since it uses less digits than its factorization.

50034721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4548622.

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 50034721 is about 7073.5225312428. The cubic root of 50034721 is about 368.4884056378.

Adding to 50034721 its reverse (12743005), we get a palindrome (62777726).

The spelling of 50034721 in words is "fifty million, thirty-four thousand, seven hundred twenty-one".