43396406 has 4 divisors (see below), whose sum is σ = 65094612. Its totient is φ = 21698202.

The previous prime is 43396403. The next prime is 43396429. The reversal of 43396406 is 60469334.

It is a happy number.

43396406 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43396403) by changing a digit.

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 as a sum of consecutive naturals, namely, 10849100 + ... + 10849103.

It is an arithmetic number, because the mean of its divisors is an integer number (16273653).

Almost surely, 2^43396406 is an apocalyptic number.

43396406 is a deficient number, since it is larger than the sum of its proper divisors (21698206).

43396406 is a wasteful number, since it uses less digits than its factorization.

43396406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21698205.

The product of its (nonzero) digits is 46656, while the sum is 35.

The square root of 43396406 is about 6587.5948570021. The cubic root of 43396406 is about 351.4130790378.

The spelling of 43396406 in words is "forty-three million, three hundred ninety-six thousand, four hundred six".