45772243 has 6 divisors (see below), whose sum is σ = 50311772. Its totient is φ = 41611020.

The previous prime is 45772217. The next prime is 45772247. The reversal of 45772243 is 34227754.

It is not a de Polignac number, because 45772243 - 2²⁵ = 12217811 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45772199 and 45772208.

It is not an unprimeable number, because it can be changed into a prime (45772247) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 189021 + ... + 189262.

Almost surely, 2^45772243 is an apocalyptic number.

45772243 is a deficient number, since it is larger than the sum of its proper divisors (4539529).

45772243 is a wasteful number, since it uses less digits than its factorization.

45772243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378305 (or 378294 counting only the distinct ones).

The product of its digits is 47040, while the sum is 34.

The square root of 45772243 is about 6765.5186793032. The cubic root of 45772243 is about 357.7124575407.

Adding to 45772243 its reverse (34227754), we get a palindrome (79999997).

The spelling of 45772243 in words is "forty-five million, seven hundred seventy-two thousand, two hundred forty-three".