3340399 has 4 divisors (see below), whose sum is σ = 3358080. Its totient is φ = 3322720.

The previous prime is 3340391. The next prime is 3340411. The reversal of 3340399 is 9930433.

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

It is a cyclic number.

It is not a de Polignac number, because 3340399 - 2³ = 3340391 is a prime.

It is a super-2 number, since 2×3340399² = 22316530958402, which contains 22 as substring.

It is a Duffinian number.

3340399 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 3340399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3340391) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8554 + ... + 8935.

It is an arithmetic number, because the mean of its divisors is an integer number (839520).

Almost surely, 2^3340399 is an apocalyptic number.

3340399 is a deficient number, since it is larger than the sum of its proper divisors (17681).

3340399 is a wasteful number, since it uses less digits than its factorization.

3340399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17680.

The product of its (nonzero) digits is 8748, while the sum is 31.

The square root of 3340399 is about 1827.6758465330. The cubic root of 3340399 is about 149.4856307707.

The spelling of 3340399 in words is "three million, three hundred forty thousand, three hundred ninety-nine".