50053681 has 16 divisors (see below), whose sum is σ = 54639360. Its totient is φ = 45707200.

The previous prime is 50053673. The next prime is 50053693. The reversal of 50053681 is 18635005.

It is a cyclic number.

It is not a de Polignac number, because 50053681 - 2³ = 50053673 is a prime.

It is a super-2 number, since 2×50053681² = 5010741963299522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50053981) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66996 + ... + 67738.

It is an arithmetic number, because the mean of its divisors is an integer number (3414960).

Almost surely, 2^50053681 is an apocalyptic number.

It is an amenable number.

50053681 is a deficient number, since it is larger than the sum of its proper divisors (4585679).

50053681 is a wasteful number, since it uses less digits than its factorization.

50053681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 896.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 50053681 is about 7074.8626135071. The cubic root of 50053681 is about 368.5349443728.

Adding to 50053681 its reverse (18635005), we get a palindrome (68688686).

The spelling of 50053681 in words is "fifty million, fifty-three thousand, six hundred eighty-one".