50416531 has 4 divisors (see below), whose sum is σ = 54999864. Its totient is φ = 45833200.

The previous prime is 50416523. The next prime is 50416537. The reversal of 50416531 is 13561405.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 50416531 - 2³ = 50416523 is a prime.

It is a super-2 number, since 2×50416531² = 5083653196147922, 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 = 50416496 and 50416505.

It is not an unprimeable number, because it can be changed into a prime (50416537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2291650 + ... + 2291671.

It is an arithmetic number, because the mean of its divisors is an integer number (13749966).

Almost surely, 2^50416531 is an apocalyptic number.

50416531 is a deficient number, since it is larger than the sum of its proper divisors (4583333).

50416531 is a wasteful number, since it uses less digits than its factorization.

50416531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4583332.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 50416531 is about 7100.4599146816. The cubic root of 50416531 is about 369.4233310556.

Adding to 50416531 its reverse (13561405), we get a palindrome (63977936).

The spelling of 50416531 in words is "fifty million, four hundred sixteen thousand, five hundred thirty-one".