340465560 has 128 divisors (see below), whose sum is σ = 1110067200. Its totient is φ = 83220480.

The previous prime is 340465513. The next prime is 340465561. The reversal of 340465560 is 65564043.

340465560 = T₉₁ + T₉₂ + ... + T₁₂₆₈.

It is a super-2 number, since 2×340465560² = 231833595092227200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340465561) by changing a digit.

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 in 31 ways as a sum of consecutive naturals, for example, 68272 + ... + 73088.

It is an arithmetic number, because the mean of its divisors is an integer number (8672400).

Almost surely, 2^340465560 is an apocalyptic number.

340465560 is a gapful number since it is divisible by the number (30) 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 340465560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (555033600).

340465560 is an abundant number, since it is smaller than the sum of its proper divisors (769601640).

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

340465560 is a wasteful number, since it uses less digits than its factorization.

340465560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4881 (or 4877 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 33.

The square root of 340465560 is about 18451.7088639508. The cubic root of 340465560 is about 698.2716271363.

The spelling of 340465560 in words is "three hundred forty million, four hundred sixty-five thousand, five hundred sixty".