43452130 has 16 divisors (see below), whose sum is σ = 79497144. Its totient is φ = 17095680.

The previous prime is 43452089. The next prime is 43452131. The reversal of 43452130 is 3125434.

It can be written as a sum of positive squares in 4 ways, for example, as 27699169 + 15752961 = 5263^2 + 3969^2 .

It is not an unprimeable number, because it can be changed into a prime (43452131) 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, 35007 + ... + 36226.

Almost surely, 2^43452130 is an apocalyptic number.

43452130 is a deficient number, since it is larger than the sum of its proper divisors (36045014).

43452130 is a wasteful number, since it uses less digits than its factorization.

43452130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71301.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 43452130 is about 6591.8229648558. The cubic root of 43452130 is about 351.5634276387.

Adding to 43452130 its reverse (3125434), we get a palindrome (46577564).

The spelling of 43452130 in words is "forty-three million, four hundred fifty-two thousand, one hundred thirty".