45945265 has 16 divisors (see below), whose sum is σ = 56106432. Its totient is φ = 36114624.

The previous prime is 45945253. The next prime is 45945293. The reversal of 45945265 is 56254954.

45945265 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 45945265 - 2⁵ = 45945233 is a prime.

It is a super-2 number, since 2×45945265² = 4221934751840450, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83722 + ... + 84268.

It is an arithmetic number, because the mean of its divisors is an integer number (3506652).

Almost surely, 2^45945265 is an apocalyptic number.

It is an amenable number.

45945265 is a deficient number, since it is larger than the sum of its proper divisors (10161167).

45945265 is a wasteful number, since it uses less digits than its factorization.

45945265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 816.

The product of its digits is 216000, while the sum is 40.

The square root of 45945265 is about 6778.2936643377. The cubic root of 45945265 is about 358.1626161138.

The spelling of 45945265 in words is "forty-five million, nine hundred forty-five thousand, two hundred sixty-five".