340682505 has 32 divisors (see below), whose sum is σ = 551384064. Its totient is φ = 179614656.

The previous prime is 340682497. The next prime is 340682513. The reversal of 340682505 is 505286043.

It is an interprime number because it is at equal distance from previous prime (340682497) and next prime (340682513).

It is not a de Polignac number, because 340682505 - 2³ = 340682497 is a prime.

It is an unprimeable number.

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, 768814 + ... + 769256.

It is an arithmetic number, because the mean of its divisors is an integer number (17230752).

Almost surely, 2^340682505 is an apocalyptic number.

It is an amenable number.

340682505 is a deficient number, since it is larger than the sum of its proper divisors (210701559).

340682505 is a wasteful number, since it uses less digits than its factorization.

340682505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 925.

The product of its (nonzero) digits is 28800, while the sum is 33.

The square root of 340682505 is about 18457.5866515642. The cubic root of 340682505 is about 698.4199087752.

The spelling of 340682505 in words is "three hundred forty million, six hundred eighty-two thousand, five hundred five".