50622021 has 12 divisors (see below), whose sum is σ = 73805472. Its totient is φ = 33431976.

The previous prime is 50622017. The next prime is 50622029. The reversal of 50622021 is 12022605.

It is not a de Polignac number, because 50622021 - 2² = 50622017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 50621985 and 50622003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50622029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25321 + ... + 27246.

It is an arithmetic number, because the mean of its divisors is an integer number (6150456).

Almost surely, 2^50622021 is an apocalyptic number.

It is an amenable number.

50622021 is a deficient number, since it is larger than the sum of its proper divisors (23183451).

50622021 is a wasteful number, since it uses less digits than its factorization.

50622021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52680 (or 52677 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 50622021 is about 7114.9153895180. The cubic root of 50622021 is about 369.9245548633.

Adding to 50622021 its reverse (12022605), we get a palindrome (62644626).

The spelling of 50622021 in words is "fifty million, six hundred twenty-two thousand, twenty-one".