50218522 has 16 divisors (see below), whose sum is σ = 80523072. Its totient is φ = 23430880.

The previous prime is 50218477. The next prime is 50218537. The reversal of 50218522 is 22581205.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11428 + ... + 15199.

It is an arithmetic number, because the mean of its divisors is an integer number (5032692).

Almost surely, 2^50218522 is an apocalyptic number.

50218522 is a deficient number, since it is larger than the sum of its proper divisors (30304550).

50218522 is a wasteful number, since it uses less digits than its factorization.

50218522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26693.

The product of its (nonzero) digits is 1600, while the sum is 25.

The square root of 50218522 is about 7086.5028046280. The cubic root of 50218522 is about 368.9390645138.

Adding to 50218522 its reverse (22581205), we get a palindrome (72799727).

The spelling of 50218522 in words is "fifty million, two hundred eighteen thousand, five hundred twenty-two".