45565533 has 24 divisors (see below), whose sum is σ = 71285760. Its totient is φ = 27879840.

The previous prime is 45565529. The next prime is 45565571. The reversal of 45565533 is 33556554.

45565533 is a `hidden beast` number, since 45 + 565 + 53 + 3 = 666.

It is not a de Polignac number, because 45565533 - 2² = 45565529 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45565573) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21328 + ... + 23366.

It is an arithmetic number, because the mean of its divisors is an integer number (2970240).

Almost surely, 2^45565533 is an apocalyptic number.

It is an amenable number.

45565533 is a deficient number, since it is larger than the sum of its proper divisors (25720227).

45565533 is a wasteful number, since it uses less digits than its factorization.

45565533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2249 (or 2246 counting only the distinct ones).

The product of its digits is 135000, while the sum is 36.

The square root of 45565533 is about 6750.2246629279. The cubic root of 45565533 is about 357.1731617637.

The spelling of 45565533 in words is "forty-five million, five hundred sixty-five thousand, five hundred thirty-three".