340322432 has 16 divisors (see below), whose sum is σ = 677986350. Its totient is φ = 170161152.

The previous prime is 340322431. The next prime is 340322459. The reversal of 340322432 is 234223043.

It can be written as a sum of positive squares in only one way, i.e., 304991296 + 35331136 = 17464^2 + 5944^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a junction number, because it is equal to n+sod(n) for n = 340322398 and 340322407.

It is not an unprimeable number, because it can be changed into a prime (340322431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1329257 + ... + 1329512.

Almost surely, 2^340322432 is an apocalyptic number.

340322432 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

340322432 is a deficient number, since it is larger than the sum of its proper divisors (337663918).

340322432 is an equidigital number, since it uses as much as digits as its factorization.

340322432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2658783 (or 2658771 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 23.

The square root of 340322432 is about 18447.8300078898. The cubic root of 340322432 is about 698.1737648350.

Adding to 340322432 its reverse (234223043), we get a palindrome (574545475).

The spelling of 340322432 in words is "three hundred forty million, three hundred twenty-two thousand, four hundred thirty-two".