43425090 has 24 divisors (see below), whose sum is σ = 112905468. Its totient is φ = 11580000.

The previous prime is 43425071. The next prime is 43425097. The reversal of 43425090 is 9052434.

It can be written as a sum of positive squares in 2 ways, for example, as 37417689 + 6007401 = 6117^2 + 2451^2 .

It is not an unprimeable number, because it can be changed into a prime (43425097) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 241161 + ... + 241340.

Almost surely, 2^43425090 is an apocalyptic number.

43425090 is an abundant number, since it is smaller than the sum of its proper divisors (69480378).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

43425090 is a wasteful number, since it uses less digits than its factorization.

43425090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 482514 (or 482511 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 43425090 is about 6589.7716197149. The cubic root of 43425090 is about 351.4904872354.

The spelling of 43425090 in words is "forty-three million, four hundred twenty-five thousand, ninety".