45432243 has 12 divisors (see below), whose sum is σ = 65702520. Its totient is φ = 30252096.

The previous prime is 45432239. The next prime is 45432253. The reversal of 45432243 is 34223454.

It is not a de Polignac number, because 45432243 - 2² = 45432239 is a prime.

It is a super-2 number, since 2×45432243² = 4128177408022098, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45432253) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6580 + ... + 11582.

It is an arithmetic number, because the mean of its divisors is an integer number (5475210).

Almost surely, 2^45432243 is an apocalyptic number.

45432243 is a deficient number, since it is larger than the sum of its proper divisors (20270277).

45432243 is a wasteful number, since it uses less digits than its factorization.

45432243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6018 (or 6015 counting only the distinct ones).

The product of its digits is 11520, while the sum is 27.

The square root of 45432243 is about 6740.3444274013. The cubic root of 45432243 is about 356.8245495242.

Adding to 45432243 its reverse (34223454), we get a palindrome (79655697).

It can be divided in two parts, 4543 and 2243, that added together give a triangular number (6786 = T₁₁₆).

The spelling of 45432243 in words is "forty-five million, four hundred thirty-two thousand, two hundred forty-three".