43525245 has 16 divisors (see below), whose sum is σ = 71260992. Its totient is φ = 22673280.

The previous prime is 43525213. The next prime is 43525249. The reversal of 43525245 is 54252534.

It is not a de Polignac number, because 43525245 - 2⁵ = 43525213 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43525249) 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, 33096 + ... + 34385.

It is an arithmetic number, because the mean of its divisors is an integer number (4453812).

Almost surely, 2^43525245 is an apocalyptic number.

It is an amenable number.

43525245 is a deficient number, since it is larger than the sum of its proper divisors (27735747).

43525245 is a wasteful number, since it uses less digits than its factorization.

43525245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67532.

The product of its digits is 24000, while the sum is 30.

The square root of 43525245 is about 6597.3665200593. The cubic root of 43525245 is about 351.7605039474.

Adding to 43525245 its reverse (54252534), we get a palindrome (97777779).

The spelling of 43525245 in words is "forty-three million, five hundred twenty-five thousand, two hundred forty-five".