340451328 has 112 divisors (see below), whose sum is σ = 1038026880. Its totient is φ = 97222656.

The previous prime is 340451317. The next prime is 340451347. The reversal of 340451328 is 823154043.

It is a tau number, because it is divible by the number of its divisors (112).

It is a junction number, because it is equal to n+sod(n) for n = 340451295 and 340451304.

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, 171043 + ... + 173021.

Almost surely, 2^340451328 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 340451328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (519013440).

340451328 is an abundant number, since it is smaller than the sum of its proper divisors (697575552).

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

340451328 is an equidigital number, since it uses as much as digits as its factorization.

340451328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2015 (or 1991 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 340451328 is about 18451.3232045835. The cubic root of 340451328 is about 698.2618973805.

The spelling of 340451328 in words is "three hundred forty million, four hundred fifty-one thousand, three hundred twenty-eight".