340648155 has 24 divisors (see below), whose sum is σ = 591194448. Its totient is φ = 181452096.

The previous prime is 340648141. The next prime is 340648157. The reversal of 340648155 is 551846043.

It is a happy number.

340648155 is a `hidden beast` number, since 3 + 4 + 0 + 648 + 1 + 5 + 5 = 666.

It is not a de Polignac number, because 340648155 - 2¹¹ = 340646107 is a prime.

It is not an unprimeable number, because it can be changed into a prime (340648157) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 35449 + ... + 44021.

It is an arithmetic number, because the mean of its divisors is an integer number (24633102).

Almost surely, 2^340648155 is an apocalyptic number.

340648155 is a deficient number, since it is larger than the sum of its proper divisors (250546293).

340648155 is a wasteful number, since it uses less digits than its factorization.

340648155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9467 (or 9464 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The square root of 340648155 is about 18456.6561164259. The cubic root of 340648155 is about 698.3964347881.

The spelling of 340648155 in words is "three hundred forty million, six hundred forty-eight thousand, one hundred fifty-five".