50422491 has 12 divisors (see below), whose sum is σ = 83237232. Its totient is φ = 28812816.

The previous prime is 50422483. The next prime is 50422507. The reversal of 50422491 is 19422405.

It is not a de Polignac number, because 50422491 - 2³ = 50422483 is a prime.

It is not an unprimeable number, because it can be changed into a prime (50422481) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 400116 + ... + 400241.

It is an arithmetic number, because the mean of its divisors is an integer number (6936436).

Almost surely, 2^50422491 is an apocalyptic number.

50422491 is a deficient number, since it is larger than the sum of its proper divisors (32814741).

50422491 is a wasteful number, since it uses less digits than its factorization.

50422491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 800370 (or 800367 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 50422491 is about 7100.8795934025. The cubic root of 50422491 is about 369.4378876322.

Adding to 50422491 its reverse (19422405), we get a palindrome (69844896).

The spelling of 50422491 in words is "fifty million, four hundred twenty-two thousand, four hundred ninety-one".