346487 has 4 divisors (see below), whose sum is σ = 357696. Its totient is φ = 335280.

The previous prime is 346469. The next prime is 346501. The reversal of 346487 is 784643.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 346487 - 2¹⁰ = 345463 is a prime.

It is a Duffinian number.

It is a plaindrome in base 8.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 346487.

It is not an unprimeable number, because it can be changed into a prime (346417) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 5558 + ... + 5619.

It is an arithmetic number, because the mean of its divisors is an integer number (89424).

2³⁴⁶⁴⁸⁷ is an apocalyptic number.

346487 is a deficient number, since it is larger than the sum of its proper divisors (11209).

346487 is a wasteful number, since it uses less digits than its factorization.

346487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11208.

The product of its digits is 16128, while the sum is 32.

The square root of 346487 is about 588.6314636511. The cubic root of 346487 is about 70.2364115509.

The spelling of 346487 in words is "three hundred forty-six thousand, four hundred eighty-seven".