45475228 has 6 divisors (see below), whose sum is σ = 79581656. Its totient is φ = 22737612.

The previous prime is 45475223. The next prime is 45475229. The reversal of 45475228 is 82257454.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45475223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5684400 + ... + 5684407.

Almost surely, 2^45475228 is an apocalyptic number.

It is an amenable number.

45475228 is a deficient number, since it is larger than the sum of its proper divisors (34106428).

45475228 is a wasteful number, since it uses less digits than its factorization.

45475228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11368811 (or 11368809 counting only the distinct ones).

The product of its digits is 89600, while the sum is 37.

The square root of 45475228 is about 6743.5323088126. The cubic root of 45475228 is about 356.9370486914.

It can be divided in two parts, 4 and 5475228, that multiplied together give a palindrome (21900912).

The spelling of 45475228 in words is "forty-five million, four hundred seventy-five thousand, two hundred twenty-eight".