228372544 has 21 divisors (see below), whose sum is σ = 453416797. Its totient is φ = 114125824.

The previous prime is 228372499. The next prime is 228372553. The reversal of 228372544 is 445273822.

The square root of 228372544 is 15112.

It is a perfect power (a square), and thus also a powerful number.

228372544 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 109998144 + 118374400 = 10488^2 + 10880^2 .

It is a Duffinian number.

It is an unprimeable number.

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 2 ways as a sum of consecutive naturals, for example, 119952 + ... + 121840.

Almost surely, 2^228372544 is an apocalyptic number.

228372544 is the 15112-nd square number.

It is an amenable number.

228372544 is a deficient number, since it is larger than the sum of its proper divisors (225044253).

228372544 is an frugal number, since it uses more digits than its factorization.

228372544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3790 (or 1891 counting only the distinct ones).

The product of its digits is 107520, while the sum is 37.

The cubic root of 228372544 is about 611.2440293382.

The spelling of 228372544 in words is "two hundred twenty-eight million, three hundred seventy-two thousand, five hundred forty-four".