340155 has 12 divisors (see below), whose sum is σ = 589680. Its totient is φ = 181392.

The previous prime is 340129. The next prime is 340169. The reversal of 340155 is 551043.

It is not a de Polignac number, because 340155 - 2⁷ = 340027 is a prime.

It is a super-3 number, since 3×340155³ = 118073335527671625, which contains 333 as substring.

It is an Ulam number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 340155.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3735 + ... + 3824.

It is an arithmetic number, because the mean of its divisors is an integer number (49140).

2³⁴⁰¹⁵⁵ is an apocalyptic number.

340155 is a deficient number, since it is larger than the sum of its proper divisors (249525).

340155 is a wasteful number, since it uses less digits than its factorization.

340155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7570 (or 7567 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 340155 is about 583.2280857435. The cubic root of 340155 is about 69.8059250094.

Adding to 340155 its reverse (551043), we get a palindrome (891198).

The spelling of 340155 in words is "three hundred forty thousand, one hundred fifty-five".