43420984 has 32 divisors (see below), whose sum is σ = 83250000. Its totient is φ = 21226752.

The previous prime is 43420969. The next prime is 43421039. The reversal of 43420984 is 48902434.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86767 + ... + 87265.

Almost surely, 2^43420984 is an apocalyptic number.

It is an amenable number.

43420984 is a deficient number, since it is larger than the sum of its proper divisors (39829016).

43420984 is a wasteful number, since it uses less digits than its factorization.

43420984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 727 (or 723 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 34.

The square root of 43420984 is about 6589.4600689283. The cubic root of 43420984 is about 351.4794086521.

The spelling of 43420984 in words is "forty-three million, four hundred twenty thousand, nine hundred eighty-four".