340645755 has 32 divisors (see below), whose sum is σ = 577257984. Its totient is φ = 171173376.

The previous prime is 340645741. The next prime is 340645769. The reversal of 340645755 is 557546043.

It is an interprime number because it is at equal distance from previous prime (340645741) and next prime (340645769).

It is not a de Polignac number, because 340645755 - 2⁶ = 340645691 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15747 + ... + 30483.

It is an arithmetic number, because the mean of its divisors is an integer number (18039312).

Almost surely, 2^340645755 is an apocalyptic number.

340645755 is a deficient number, since it is larger than the sum of its proper divisors (236612229).

340645755 is a wasteful number, since it uses less digits than its factorization.

340645755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14835.

The product of its (nonzero) digits is 252000, while the sum is 39.

The square root of 340645755 is about 18456.5910991169. The cubic root of 340645755 is about 698.3947946252.

The spelling of 340645755 in words is "three hundred forty million, six hundred forty-five thousand, seven hundred fifty-five".