50442423 has 16 divisors (see below), whose sum is σ = 69137376. Its totient is φ = 32693760.

The previous prime is 50442407. The next prime is 50442443. The reversal of 50442423 is 32424405.

It is not a de Polignac number, because 50442423 - 2⁴ = 50442407 is a prime.

It is a super-2 number, since 2×50442423² = 5088876076221858, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 50442393 and 50442402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50442443) 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, 48315 + ... + 49347.

It is an arithmetic number, because the mean of its divisors is an integer number (4321086).

Almost surely, 2^50442423 is an apocalyptic number.

50442423 is a deficient number, since it is larger than the sum of its proper divisors (18694953).

50442423 is a wasteful number, since it uses less digits than its factorization.

50442423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1474.

The product of its (nonzero) digits is 3840, while the sum is 24.

The square root of 50442423 is about 7102.2829428290. The cubic root of 50442423 is about 369.4865607922.

Adding to 50442423 its reverse (32424405), we get a palindrome (82866828).

The spelling of 50442423 in words is "fifty million, four hundred forty-two thousand, four hundred twenty-three".