43930997 has 8 divisors (see below), whose sum is σ = 48104832. Its totient is φ = 39787200.

The previous prime is 43930963. The next prime is 43931003. The reversal of 43930997 is 79903934.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 43930997 - 2⁶ = 43930933 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43930097) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4388 + ... + 10349.

It is an arithmetic number, because the mean of its divisors is an integer number (6013104).

Almost surely, 2^43930997 is an apocalyptic number.

It is an amenable number.

43930997 is a deficient number, since it is larger than the sum of its proper divisors (4173835).

43930997 is a wasteful number, since it uses less digits than its factorization.

43930997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15019.

The product of its (nonzero) digits is 183708, while the sum is 44.

The square root of 43930997 is about 6628.0462430493. The cubic root of 43930997 is about 352.8501880163.

The spelling of 43930997 in words is "forty-three million, nine hundred thirty thousand, nine hundred ninety-seven".