50145423 has 4 divisors (see below), whose sum is σ = 66860568. Its totient is φ = 33430280.

The previous prime is 50145409. The next prime is 50145493. The reversal of 50145423 is 32454105.

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 50145423 - 2⁸ = 50145167 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 50145393 and 50145402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50145493) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8357568 + ... + 8357573.

It is an arithmetic number, because the mean of its divisors is an integer number (16715142).

Almost surely, 2^50145423 is an apocalyptic number.

50145423 is a deficient number, since it is larger than the sum of its proper divisors (16715145).

50145423 is a wasteful number, since it uses less digits than its factorization.

50145423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16715144.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 50145423 is about 7081.3433047692. The cubic root of 50145423 is about 368.7599661005.

Adding to 50145423 its reverse (32454105), we get a palindrome (82599528).

The spelling of 50145423 in words is "fifty million, one hundred forty-five thousand, four hundred twenty-three".