45856943 has 16 divisors (see below), whose sum is σ = 51017472. Its totient is φ = 41212600.

The previous prime is 45856927. The next prime is 45856957. The reversal of 45856943 is 34965854.

It is not a de Polignac number, because 45856943 - 2⁴ = 45856927 is a prime.

It is an alternating number because its digits alternate between even and odd.

Its product of digits (518400) is a multiple of the sum of its prime divisors (405).

It is a junction number, because it is equal to n+sod(n) for n = 45856894 and 45856903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45856243) 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 15 ways as a sum of consecutive naturals, for example, 174230 + ... + 174492.

It is an arithmetic number, because the mean of its divisors is an integer number (3188592).

Almost surely, 2^45856943 is an apocalyptic number.

45856943 is a deficient number, since it is larger than the sum of its proper divisors (5160529).

45856943 is a wasteful number, since it uses less digits than its factorization.

45856943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427 (or 405 counting only the distinct ones).

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

The square root of 45856943 is about 6771.7754688117. The cubic root of 45856943 is about 357.9329665488.

The spelling of 45856943 in words is "forty-five million, eight hundred fifty-six thousand, nine hundred forty-three".