555223445 has 16 divisors (see below), whose sum is σ = 764272128. Its totient is φ = 379313280.

The previous prime is 555223433. The next prime is 555223447. The reversal of 555223445 is 544322555.

It is not a de Polignac number, because 555223445 - 2⁴ = 555223429 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (555223447) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19784 + ... + 38753.

It is an arithmetic number, because the mean of its divisors is an integer number (47767008).

Almost surely, 2^555223445 is an apocalyptic number.

It is an amenable number.

555223445 is a deficient number, since it is larger than the sum of its proper divisors (209048683).

555223445 is a wasteful number, since it uses less digits than its factorization.

555223445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58820.

The product of its digits is 120000, while the sum is 35.

The square root of 555223445 is about 23563.1798575659. The cubic root of 555223445 is about 821.9068477782.

The spelling of 555223445 in words is "five hundred fifty-five million, two hundred twenty-three thousand, four hundred forty-five".