45228328 has 16 divisors (see below), whose sum is σ = 86194260. Its totient is φ = 22243200.

The previous prime is 45228317. The next prime is 45228331. The reversal of 45228328 is 82382254.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 36216324 + 9012004 = 6018^2 + 3002^2 .

It is a junction number, because it is equal to n+sod(n) for n = 45228293 and 45228302.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45853 + ... + 46828.

Almost surely, 2^45228328 is an apocalyptic number.

It is an amenable number.

45228328 is a deficient number, since it is larger than the sum of its proper divisors (40965932).

45228328 is a wasteful number, since it uses less digits than its factorization.

45228328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92748 (or 92744 counting only the distinct ones).

The product of its digits is 30720, while the sum is 34.

The square root of 45228328 is about 6725.2009635400. The cubic root of 45228328 is about 356.2898997888.

The spelling of 45228328 in words is "forty-five million, two hundred twenty-eight thousand, three hundred twenty-eight".