43630 has 8 divisors (see below), whose sum is σ = 78552. Its totient is φ = 17448.

The previous prime is 43627. The next prime is 43633. The reversal of 43630 is 3634.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (43627) and next prime (43633).

It is a sphenic number, since it is the product of 3 distinct primes.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2172 + ... + 2191.

It is an arithmetic number, because the mean of its divisors is an integer number (9819).

2⁴³⁶³⁰ is an apocalyptic number.

43630 is a deficient number, since it is larger than the sum of its proper divisors (34922).

43630 is a wasteful number, since it uses less digits than its factorization.

43630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4370.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 43630 is about 208.8779547966. The cubic root of 43630 is about 35.2042479378.

The spelling of 43630 in words is "forty-three thousand, six hundred thirty".