340535155 has 24 divisors (see below), whose sum is σ = 426259152. Its totient is φ = 261144000.

The previous prime is 340535147. The next prime is 340535159. The reversal of 340535155 is 551535043.

It is not a de Polignac number, because 340535155 - 2³ = 340535147 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340535159) 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, 629185 + ... + 629725.

It is an arithmetic number, because the mean of its divisors is an integer number (17760798).

Almost surely, 2^340535155 is an apocalyptic number.

340535155 is a deficient number, since it is larger than the sum of its proper divisors (85723997).

340535155 is a wasteful number, since it uses less digits than its factorization.

340535155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 739 (or 708 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 31.

The square root of 340535155 is about 18453.5946362762. The cubic root of 340535155 is about 698.3192020932.

The spelling of 340535155 in words is "three hundred forty million, five hundred thirty-five thousand, one hundred fifty-five".