45252428 has 12 divisors (see below), whose sum is σ = 85283520. Its totient is φ = 20885712.

The previous prime is 45252413. The next prime is 45252439. The reversal of 45252428 is 82425254.

It is a junction number, because it is equal to n+sod(n) for n = 45252394 and 45252403.

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, 435068 + ... + 435171.

It is an arithmetic number, because the mean of its divisors is an integer number (7106960).

Almost surely, 2^45252428 is an apocalyptic number.

It is an amenable number.

45252428 is a deficient number, since it is larger than the sum of its proper divisors (40031092).

45252428 is a wasteful number, since it uses less digits than its factorization.

45252428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 870256 (or 870254 counting only the distinct ones).

The product of its digits is 25600, while the sum is 32.

The square root of 45252428 is about 6726.9924929347. The cubic root of 45252428 is about 356.3531718006.

The spelling of 45252428 in words is "forty-five million, two hundred fifty-two thousand, four hundred twenty-eight".