50527431 has 6 divisors (see below), whose sum is σ = 72984080. Its totient is φ = 33684948.

The previous prime is 50527387. The next prime is 50527439. The reversal of 50527431 is 13472505.

It is a happy number.

It is not a de Polignac number, because 50527431 - 2⁹ = 50526919 is a prime.

It is a super-2 number, since 2×50527431² = 5106042566919522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 50527395 and 50527404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50527439) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2807071 + ... + 2807088.

Almost surely, 2^50527431 is an apocalyptic number.

50527431 is a deficient number, since it is larger than the sum of its proper divisors (22456649).

50527431 is a wasteful number, since it uses less digits than its factorization.

50527431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5614165 (or 5614162 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The square root of 50527431 is about 7108.2649781786. The cubic root of 50527431 is about 369.6940031527.

Adding to 50527431 its reverse (13472505), we get a palindrome (63999936).

The spelling of 50527431 in words is "fifty million, five hundred twenty-seven thousand, four hundred thirty-one".