340032404 has 12 divisors (see below), whose sum is σ = 607717824. Its totient is φ = 166398744.

The previous prime is 340032403. The next prime is 340032431. The reversal of 340032404 is 404230043.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340032401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 904154 + ... + 904529.

It is an arithmetic number, because the mean of its divisors is an integer number (50643152).

Almost surely, 2^340032404 is an apocalyptic number.

It is an amenable number.

340032404 is a deficient number, since it is larger than the sum of its proper divisors (267685420).

340032404 is a wasteful number, since it uses less digits than its factorization.

340032404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1808734 (or 1808732 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 340032404 is about 18439.9675704704. The cubic root of 340032404 is about 697.9753770019.

Adding to 340032404 its reverse (404230043), we get a palindrome (744262447).

The spelling of 340032404 in words is "three hundred forty million, thirty-two thousand, four hundred four".