340462 has 4 divisors (see below), whose sum is σ = 510696. Its totient is φ = 170230.

The previous prime is 340453. The next prime is 340477. The reversal of 340462 is 264043.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

340462 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85114 + ... + 85117.

It is an arithmetic number, because the mean of its divisors is an integer number (127674).

2³⁴⁰⁴⁶² is an apocalyptic number.

340462 is a deficient number, since it is larger than the sum of its proper divisors (170234).

340462 is a wasteful number, since it uses less digits than its factorization.

340462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170233.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 340462 is about 583.4912167291. The cubic root of 340462 is about 69.8269193355.

It can be divided in two parts, 340 and 462, that multiplied together give a triangular number (157080 = T₅₆₀).

The spelling of 340462 in words is "three hundred forty thousand, four hundred sixty-two".