43340006 has 4 divisors (see below), whose sum is σ = 65010012. Its totient is φ = 21670002.

The previous prime is 43339999. The next prime is 43340023. The reversal of 43340006 is 60004334.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×43340006² = 3756712240160072, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 43340006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10835000 + ... + 10835003.

It is an arithmetic number, because the mean of its divisors is an integer number (16252503).

Almost surely, 2^43340006 is an apocalyptic number.

43340006 is a deficient number, since it is larger than the sum of its proper divisors (21670006).

43340006 is a wasteful number, since it uses less digits than its factorization.

43340006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21670005.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 43340006 is about 6583.3126919508. The cubic root of 43340006 is about 351.2607754110.

The spelling of 43340006 in words is "forty-three million, three hundred forty thousand, six".