45020650 has 48 divisors (see below), whose sum is σ = 86512320. Its totient is φ = 17424000.

The previous prime is 45020627. The next prime is 45020653. The reversal of 45020650 is 5602054.

It is not an unprimeable number, because it can be changed into a prime (45020653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 298075 + ... + 298225.

It is an arithmetic number, because the mean of its divisors is an integer number (1802340).

Almost surely, 2^45020650 is an apocalyptic number.

45020650 is a deficient number, since it is larger than the sum of its proper divisors (41491670).

45020650 is a wasteful number, since it uses less digits than its factorization.

45020650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319 (or 314 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 45020650 is about 6709.7429160885. The cubic root of 45020650 is about 355.7437294227.

The spelling of 45020650 in words is "forty-five million, twenty thousand, six hundred fifty".