340344032 has 48 divisors (see below), whose sum is σ = 769178592. Its totient is φ = 145213440.

The previous prime is 340344001. The next prime is 340344047. The reversal of 340344032 is 230443043.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 340343989 and 340344007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48932 + ... + 55452.

It is an arithmetic number, because the mean of its divisors is an integer number (16024554).

Almost surely, 2^340344032 is an apocalyptic number.

340344032 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 340344032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (384589296).

340344032 is an abundant number, since it is smaller than the sum of its proper divisors (428834560).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

340344032 is a wasteful number, since it uses less digits than its factorization.

340344032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6771 (or 6763 counting only the distinct ones).

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

The square root of 340344032 is about 18448.4154333103. The cubic root of 340344032 is about 698.1885353711.

Adding to 340344032 its reverse (230443043), we get a palindrome (570787075).

The spelling of 340344032 in words is "three hundred forty million, three hundred forty-four thousand, thirty-two".