346641623 has 4 divisors (see below), whose sum is σ = 346681680. Its totient is φ = 346601568.

The previous prime is 346641583. The next prime is 346641653. The reversal of 346641623 is 326146643.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 346641623 - 2⁸ = 346641367 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 (346641653) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1058 + ... + 26351.

It is an arithmetic number, because the mean of its divisors is an integer number (86670420).

Almost surely, 2^346641623 is an apocalyptic number.

346641623 is a deficient number, since it is larger than the sum of its proper divisors (40057).

346641623 is a wasteful number, since it uses less digits than its factorization.

346641623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40056.

The product of its digits is 62208, while the sum is 35.

The square root of 346641623 is about 18618.3141825462. The cubic root of 346641623 is about 702.4685787798.

The spelling of 346641623 in words is "three hundred forty-six million, six hundred forty-one thousand, six hundred twenty-three".