340551 has 8 divisors (see below), whose sum is σ = 504560. Its totient is φ = 227016.

The previous prime is 340541. The next prime is 340559. The reversal of 340551 is 155043.

It is not a de Polignac number, because 340551 - 2⁵ = 340519 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340559) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6280 + ... + 6333.

It is an arithmetic number, because the mean of its divisors is an integer number (63070).

2³⁴⁰⁵⁵¹ is an apocalyptic number.

340551 is a deficient number, since it is larger than the sum of its proper divisors (164009).

340551 is a wasteful number, since it uses less digits than its factorization.

340551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12622 (or 12616 counting only the distinct ones).

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

The square root of 340551 is about 583.5674768182. The cubic root of 340551 is about 69.8330032787.

Adding to 340551 its reverse (155043), we get a palindrome (495594).

The spelling of 340551 in words is "three hundred forty thousand, five hundred fifty-one".