43245441 has 16 divisors (see below), whose sum is σ = 64670400. Its totient is φ = 28558944.

The previous prime is 43245437. The next prime is 43245533. The reversal of 43245441 is 14454234.

It is a happy number.

It is not a de Polignac number, because 43245441 - 2² = 43245437 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 (43245431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4596 + ... + 10373.

It is an arithmetic number, because the mean of its divisors is an integer number (4041900).

Almost surely, 2^43245441 is an apocalyptic number.

It is an amenable number.

43245441 is a deficient number, since it is larger than the sum of its proper divisors (21424959).

43245441 is a wasteful number, since it uses less digits than its factorization.

43245441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15085 (or 15079 counting only the distinct ones).

The product of its digits is 7680, while the sum is 27.

The square root of 43245441 is about 6576.1265954968. The cubic root of 43245441 is about 351.0051135204.

Adding to 43245441 its reverse (14454234), we get a palindrome (57699675).

The spelling of 43245441 in words is "forty-three million, two hundred forty-five thousand, four hundred forty-one".