43425870 has 16 divisors (see below), whose sum is σ = 104222160. Its totient is φ = 11580224.

The previous prime is 43425869. The next prime is 43425883. The reversal of 43425870 is 7852434.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 723735 + ... + 723794.

It is an arithmetic number, because the mean of its divisors is an integer number (6513885).

Almost surely, 2^43425870 is an apocalyptic number.

43425870 is an abundant number, since it is smaller than the sum of its proper divisors (60796290).

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

43425870 is a wasteful number, since it uses less digits than its factorization.

43425870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1447539.

The product of its (nonzero) digits is 26880, while the sum is 33.

The square root of 43425870 is about 6589.8308020768. The cubic root of 43425870 is about 351.4925917095.

The spelling of 43425870 in words is "forty-three million, four hundred twenty-five thousand, eight hundred seventy".