45863945 has 16 divisors (see below), whose sum is σ = 56531520. Its totient is φ = 35707584.

The previous prime is 45863933. The next prime is 45863947. The reversal of 45863945 is 54936854.

45863945 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 45863945 - 2⁸ = 45863689 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45863896 and 45863905.

It is not an unprimeable number, because it can be changed into a prime (45863947) by changing a digit.

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, 30839 + ... + 32291.

It is an arithmetic number, because the mean of its divisors is an integer number (3533220).

Almost surely, 2^45863945 is an apocalyptic number.

It is an amenable number.

45863945 is a deficient number, since it is larger than the sum of its proper divisors (10667575).

45863945 is a wasteful number, since it uses less digits than its factorization.

45863945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1624.

The product of its digits is 518400, while the sum is 44.

The square root of 45863945 is about 6772.2924479086. The cubic root of 45863945 is about 357.9511834855.

The spelling of 45863945 in words is "forty-five million, eight hundred sixty-three thousand, nine hundred forty-five".