550451022 has 32 divisors (see below), whose sum is σ = 1210927104. Its totient is φ = 166800920.

The previous prime is 550451009. The next prime is 550451039. The reversal of 550451022 is 220154055.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 550450983 and 550451001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26478 + ... + 42449.

It is an arithmetic number, because the mean of its divisors is an integer number (37841472).

Almost surely, 2^550451022 is an apocalyptic number.

550451022 is an abundant number, since it is smaller than the sum of its proper divisors (660476082).

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

550451022 is a wasteful number, since it uses less digits than its factorization.

550451022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68965 (or 68943 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 24.

The square root of 550451022 is about 23461.6926499347. The cubic root of 550451022 is about 819.5451681484.

The spelling of 550451022 in words is "five hundred fifty million, four hundred fifty-one thousand, twenty-two".