45021356 has 12 divisors (see below), whose sum is σ = 79568160. Its totient is φ = 22287600.

The previous prime is 45021343. The next prime is 45021367. The reversal of 45021356 is 65312054.

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, 55316 + ... + 56123.

It is an arithmetic number, because the mean of its divisors is an integer number (6630680).

Almost surely, 2^45021356 is an apocalyptic number.

It is an amenable number.

45021356 is a deficient number, since it is larger than the sum of its proper divisors (34546804).

45021356 is a wasteful number, since it uses less digits than its factorization.

45021356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111544 (or 111542 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 45021356 is about 6709.7955259456. The cubic root of 45021356 is about 355.7455889676.

The spelling of 45021356 in words is "forty-five million, twenty-one thousand, three hundred fifty-six".