43250045 has 8 divisors (see below), whose sum is σ = 53107296. Its totient is φ = 33795216.

The previous prime is 43250033. The next prime is 43250047. The reversal of 43250045 is 54005234.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 43250045 - 2⁴ = 43250029 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 43250045.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43250047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100367 + ... + 100796.

It is an arithmetic number, because the mean of its divisors is an integer number (6638412).

Almost surely, 2^43250045 is an apocalyptic number.

It is an amenable number.

43250045 is a deficient number, since it is larger than the sum of its proper divisors (9857251).

43250045 is a wasteful number, since it uses less digits than its factorization.

43250045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201211.

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 43250045 is about 6576.4766402687. The cubic root of 43250045 is about 351.0175693243.

Adding to 43250045 its reverse (54005234), we get a palindrome (97255279).

The spelling of 43250045 in words is "forty-three million, two hundred fifty thousand, forty-five".