43608697 has 8 divisors (see below), whose sum is σ = 48244032. Its totient is φ = 39085200.

The previous prime is 43608683. The next prime is 43608737. The reversal of 43608697 is 79680634.

It is a happy number.

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

It is not a de Polignac number, because 43608697 - 2⁷ = 43608569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43608647) 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, 27138 + ... + 28699.

It is an arithmetic number, because the mean of its divisors is an integer number (6030504).

Almost surely, 2^43608697 is an apocalyptic number.

It is an amenable number.

43608697 is a deficient number, since it is larger than the sum of its proper divisors (4635335).

43608697 is a wasteful number, since it uses less digits than its factorization.

43608697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55919.

The product of its (nonzero) digits is 217728, while the sum is 43.

The square root of 43608697 is about 6603.6881361857. The cubic root of 43608697 is about 351.9851733812.

The spelling of 43608697 in words is "forty-three million, six hundred eight thousand, six hundred ninety-seven".