43454452 has 12 divisors (see below), whose sum is σ = 79351776. Its totient is φ = 20782520.

The previous prime is 43454443. The next prime is 43454459. The reversal of 43454452 is 25445434.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43454459) 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, 236074 + ... + 236257.

It is an arithmetic number, because the mean of its divisors is an integer number (6612648).

Almost surely, 2^43454452 is an apocalyptic number.

It is an amenable number.

43454452 is a deficient number, since it is larger than the sum of its proper divisors (35897324).

43454452 is a wasteful number, since it uses less digits than its factorization.

43454452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 472358 (or 472356 counting only the distinct ones).

The product of its digits is 38400, while the sum is 31.

The square root of 43454452 is about 6591.9990898058. Note that the first 3 decimals coincide. The cubic root of 43454452 is about 351.5696898230.

Adding to 43454452 its reverse (25445434), we get a palindrome (68899886).

The spelling of 43454452 in words is "forty-three million, four hundred fifty-four thousand, four hundred fifty-two".