43430164 has 12 divisors (see below), whose sum is σ = 79307424. Its totient is φ = 20770904.

The previous prime is 43430147. The next prime is 43430183. The reversal of 43430164 is 46103434.

It is a happy number.

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 3 ways as a sum of consecutive naturals, for example, 235942 + ... + 236125.

It is an arithmetic number, because the mean of its divisors is an integer number (6608952).

Almost surely, 2^43430164 is an apocalyptic number.

It is an amenable number.

43430164 is a deficient number, since it is larger than the sum of its proper divisors (35877260).

43430164 is a wasteful number, since it uses less digits than its factorization.

43430164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 472094 (or 472092 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 43430164 is about 6590.1565990498. The cubic root of 43430164 is about 351.5041766583.

Adding to 43430164 its reverse (46103434), we get a palindrome (89533598).

The spelling of 43430164 in words is "forty-three million, four hundred thirty thousand, one hundred sixty-four".