50561122 has 4 divisors (see below), whose sum is σ = 75841686. Its totient is φ = 25280560.

The previous prime is 50561117. The next prime is 50561141. The reversal of 50561122 is 22116505.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22116505 = 5 ⋅4423301.

It can be written as a sum of positive squares in only one way, i.e., 31820881 + 18740241 = 5641^2 + 4329^2 .

It is a junction number, because it is equal to n+sod(n) for n = 50561093 and 50561102.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12640279 + ... + 12640282.

Almost surely, 2^50561122 is an apocalyptic number.

50561122 is a deficient number, since it is larger than the sum of its proper divisors (25280564).

50561122 is a wasteful number, since it uses less digits than its factorization.

50561122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25280563.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 50561122 is about 7110.6344302038. The cubic root of 50561122 is about 369.7761538650.

Adding to 50561122 its reverse (22116505), we get a palindrome (72677627).

The spelling of 50561122 in words is "fifty million, five hundred sixty-one thousand, one hundred twenty-two".