45943443 has 80 divisors (see below), whose sum is σ = 88467456. Its totient is φ = 23094720.

The previous prime is 45943439. The next prime is 45943451. The reversal of 45943443 is 34434954.

It is a happy number.

45943443 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 45943443 - 2² = 45943439 is a prime.

It is a super-2 number, since 2×45943443² = 4221599909388498, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 45943398 and 45943407.

It is not an unprimeable number, because it can be changed into a prime (45943423) 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 79 ways as a sum of consecutive naturals, for example, 169398 + ... + 169668.

Almost surely, 2^45943443 is an apocalyptic number.

45943443 is a deficient number, since it is larger than the sum of its proper divisors (42524013).

45943443 is a wasteful number, since it uses less digits than its factorization.

45943443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326 (or 317 counting only the distinct ones).

The product of its digits is 103680, while the sum is 36.

The square root of 45943443 is about 6778.1592633989. The cubic root of 45943443 is about 358.1578816331.

The spelling of 45943443 in words is "forty-five million, nine hundred forty-three thousand, four hundred forty-three".