340540464 has 120 divisors (see below), whose sum is σ = 1024153200. Its totient is φ = 97095680.

The previous prime is 340540463. The next prime is 340540493. The reversal of 340540464 is 464045043.

It is not an unprimeable number, because it can be changed into a prime (340540463) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 97012 + ... + 100460.

It is an arithmetic number, because the mean of its divisors is an integer number (8534610).

Almost surely, 2^340540464 is an apocalyptic number.

340540464 is a gapful number since it is divisible by the number (34) 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 340540464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (512076600).

340540464 is an abundant number, since it is smaller than the sum of its proper divisors (683612736).

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

340540464 is a wasteful number, since it uses less digits than its factorization.

340540464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3499 (or 3482 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

The square root of 340540464 is about 18453.7384830283. The cubic root of 340540464 is about 698.3228310454.

The spelling of 340540464 in words is "three hundred forty million, five hundred forty thousand, four hundred sixty-four".