43042630 has 16 divisors (see below), whose sum is σ = 77564304. Its totient is φ = 17197600.

The previous prime is 43042607. The next prime is 43042631. The reversal of 43042630 is 3624034.

It is a zygodrome in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43042631) by changing a digit.

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, 9780 + ... + 13480.

It is an arithmetic number, because the mean of its divisors is an integer number (4847769).

Almost surely, 2^43042630 is an apocalyptic number.

43042630 is a deficient number, since it is larger than the sum of its proper divisors (34521674).

43042630 is a wasteful number, since it uses less digits than its factorization.

43042630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4871.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 43042630 is about 6560.6882260934. The cubic root of 43042630 is about 350.4555428848.

Adding to 43042630 its reverse (3624034), we get a palindrome (46666664).

The spelling of 43042630 in words is "forty-three million, forty-two thousand, six hundred thirty".