45227223 has 36 divisors (see below), whose sum is σ = 70800912. Its totient is φ = 27751680.

The previous prime is 45227173. The next prime is 45227227. The reversal of 45227223 is 32272254.

It is not a de Polignac number, because 45227223 - 2⁶ = 45227159 is a prime.

Its product of digits (6720) is a multiple of the sum of its prime divisors (140).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45227227) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 619515 + ... + 619587.

It is an arithmetic number, because the mean of its divisors is an integer number (1966692).

Almost surely, 2^45227223 is an apocalyptic number.

45227223 is a deficient number, since it is larger than the sum of its proper divisors (25573689).

45227223 is a wasteful number, since it uses less digits than its factorization.

45227223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216 (or 140 counting only the distinct ones).

The product of its digits is 6720, while the sum is 27.

The square root of 45227223 is about 6725.1188093594. The cubic root of 45227223 is about 356.2869981888.

Adding to 45227223 its reverse (32272254), we get a palindrome (77499477).

The spelling of 45227223 in words is "forty-five million, two hundred twenty-seven thousand, two hundred twenty-three".