50540022 has 24 divisors (see below), whose sum is σ = 117927264. Its totient is φ = 15550704.

The previous prime is 50539999. The next prime is 50540023. The reversal of 50540022 is 22004505.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 50539977 and 50540004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50540023) 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, 107758 + ... + 108225.

It is an arithmetic number, because the mean of its divisors is an integer number (4913636).

Almost surely, 2^50540022 is an apocalyptic number.

50540022 is an abundant number, since it is smaller than the sum of its proper divisors (67387242).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50540022 is a wasteful number, since it uses less digits than its factorization.

50540022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216004 (or 216001 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 18.

The square root of 50540022 is about 7109.1505821722. The cubic root of 50540022 is about 369.7247087880.

Adding to 50540022 its reverse (22004505), we get a palindrome (72544527).

The spelling of 50540022 in words is "fifty million, five hundred forty thousand, twenty-two".