346590493 has 4 divisors (see below), whose sum is σ = 349319680. Its totient is φ = 343861308.

The previous prime is 346590467. The next prime is 346590521. The reversal of 346590493 is 394095643.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 346590493 - 2⁹ = 346589981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (346590463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1364403 + ... + 1364656.

It is an arithmetic number, because the mean of its divisors is an integer number (87329920).

Almost surely, 2^346590493 is an apocalyptic number.

It is an amenable number.

346590493 is a deficient number, since it is larger than the sum of its proper divisors (2729187).

346590493 is a wasteful number, since it uses less digits than its factorization.

346590493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2729186.

The product of its (nonzero) digits is 349920, while the sum is 43.

The square root of 346590493 is about 18616.9410215535. The cubic root of 346590493 is about 702.4340387994.

The spelling of 346590493 in words is "three hundred forty-six million, five hundred ninety thousand, four hundred ninety-three".