340440032 has 12 divisors (see below), whose sum is σ = 670241376. Its totient is φ = 170220000.

The previous prime is 340440017. The next prime is 340440083. The reversal of 340440032 is 230044043.

It is a happy number.

It is a super-2 number, since 2×340440032² = 231798830776322048, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 340439986 and 340440013.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 5319344 + ... + 5319407.

It is an arithmetic number, because the mean of its divisors is an integer number (55853448).

Almost surely, 2^340440032 is an apocalyptic number.

340440032 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

340440032 is a deficient number, since it is larger than the sum of its proper divisors (329801344).

340440032 is a wasteful number, since it uses less digits than its factorization.

340440032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10638761 (or 10638753 counting only the distinct ones).

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

The square root of 340440032 is about 18451.0170993363. The cubic root of 340440032 is about 698.2541746382.

Adding to 340440032 its reverse (230044043), we get a palindrome (570484075).

The spelling of 340440032 in words is "three hundred forty million, four hundred forty thousand, thirty-two".