43115406 has 32 divisors (see below), whose sum is σ = 88071840. Its totient is φ = 14068224.

The previous prime is 43115399. The next prime is 43115411. The reversal of 43115406 is 60451134.

43115406 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75490 + ... + 76058.

It is an arithmetic number, because the mean of its divisors is an integer number (2752245).

Almost surely, 2^43115406 is an apocalyptic number.

43115406 is an abundant number, since it is smaller than the sum of its proper divisors (44956434).

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

43115406 is a wasteful number, since it uses less digits than its factorization.

43115406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 820.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 43115406 is about 6566.2322529743. The cubic root of 43115406 is about 350.6529471148.

The spelling of 43115406 in words is "forty-three million, one hundred fifteen thousand, four hundred six".