45675643 has 4 divisors (see below), whose sum is σ = 49189168. Its totient is φ = 42162120.

The previous prime is 45675611. The next prime is 45675661. The reversal of 45675643 is 34657654.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 45675643 - 2⁵ = 45675611 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45675596 and 45675605.

It is not an unprimeable number, because it can be changed into a prime (45675673) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1756743 + ... + 1756768.

It is an arithmetic number, because the mean of its divisors is an integer number (12297292).

Almost surely, 2^45675643 is an apocalyptic number.

45675643 is a deficient number, since it is larger than the sum of its proper divisors (3513525).

45675643 is a wasteful number, since it uses less digits than its factorization.

45675643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3513524.

The product of its digits is 302400, while the sum is 40.

The square root of 45675643 is about 6758.3757664102. The cubic root of 45675643 is about 357.4606356318.

The spelling of 45675643 in words is "forty-five million, six hundred seventy-five thousand, six hundred forty-three".