340536 has 32 divisors (see below), whose sum is σ = 973440. Its totient is φ = 97248.

The previous prime is 340519. The next prime is 340541. The reversal of 340536 is 635043.

340536 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 846 + ... + 1181.

It is an arithmetic number, because the mean of its divisors is an integer number (30420).

2³⁴⁰⁵³⁶ is an apocalyptic number.

It is an amenable number.

340536 is an abundant number, since it is smaller than the sum of its proper divisors (632904).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

340536 is a wasteful number, since it uses less digits than its factorization.

340536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2043 (or 2039 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 340536 is about 583.5546246925. The cubic root of 340536 is about 69.8319779693.

Adding to 340536 its reverse (635043), we get a palindrome (975579).

The spelling of 340536 in words is "three hundred forty thousand, five hundred thirty-six".