555722226 has 48 divisors (see below), whose sum is σ = 1218672000. Its totient is φ = 183009024.

The previous prime is 555722207. The next prime is 555722227. The reversal of 555722226 is 622227555.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (555722227) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 597730 + ... + 598658.

It is an arithmetic number, because the mean of its divisors is an integer number (25389000).

Almost surely, 2^555722226 is an apocalyptic number.

555722226 is an abundant number, since it is smaller than the sum of its proper divisors (662949774).

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

555722226 is a wasteful number, since it uses less digits than its factorization.

555722226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1303 (or 1300 counting only the distinct ones).

The product of its digits is 84000, while the sum is 36.

The square root of 555722226 is about 23573.7613884590. The cubic root of 555722226 is about 822.1528921563.

The spelling of 555722226 in words is "five hundred fifty-five million, seven hundred twenty-two thousand, two hundred twenty-six".