340165540 has 96 divisors (see below), whose sum is σ = 849937536. Its totient is φ = 112727040.

The previous prime is 340165537. The next prime is 340165559. The reversal of 340165540 is 45561043.

340165540 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 340165499 and 340165508.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 236664 + ... + 238096.

It is an arithmetic number, because the mean of its divisors is an integer number (8853516).

Almost surely, 2^340165540 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 340165540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (424968768).

340165540 is an abundant number, since it is smaller than the sum of its proper divisors (509771996).

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

340165540 is a wasteful number, since it uses less digits than its factorization.

340165540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1549 (or 1547 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 340165540 is about 18443.5772018337. The cubic root of 340165540 is about 698.0664600117.

The spelling of 340165540 in words is "three hundred forty million, one hundred sixty-five thousand, five hundred forty".