43044345 has 32 divisors (see below), whose sum is σ = 77792640. Its totient is φ = 22576320.

The previous prime is 43044341. The next prime is 43044359. The reversal of 43044345 is 54344034.

It is not a de Polignac number, because 43044345 - 2² = 43044341 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (43044341) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5622 + ... + 10848.

It is an arithmetic number, because the mean of its divisors is an integer number (2431020).

Almost surely, 2^43044345 is an apocalyptic number.

43044345 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

43044345 is a deficient number, since it is larger than the sum of its proper divisors (34748295).

43044345 is a wasteful number, since it uses less digits than its factorization.

43044345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5302 (or 5296 counting only the distinct ones).

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

The square root of 43044345 is about 6560.8189275425. The cubic root of 43044345 is about 350.4601973656.

Adding to 43044345 its reverse (54344034), we get a palindrome (97388379).

It can be divided in two parts, 4304 and 4345, that added together give a square (8649 = 93²).

The spelling of 43044345 in words is "forty-three million, forty-four thousand, three hundred forty-five".