348146923 has 4 divisors (see below), whose sum is σ = 348839568. Its totient is φ = 347454280.

The previous prime is 348146921. The next prime is 348146933. The reversal of 348146923 is 329641843.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 329641843 = 37 ⋅8909239.

It is a cyclic number.

It is not a de Polignac number, because 348146923 - 2¹ = 348146921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (348146921) 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, 345568 + ... + 346573.

It is an arithmetic number, because the mean of its divisors is an integer number (87209892).

Almost surely, 2^348146923 is an apocalyptic number.

348146923 is a deficient number, since it is larger than the sum of its proper divisors (692645).

348146923 is an equidigital number, since it uses as much as digits as its factorization.

348146923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 692644.

The product of its digits is 124416, while the sum is 40.

The square root of 348146923 is about 18658.6956403710. The cubic root of 348146923 is about 703.4839396315.

The spelling of 348146923 in words is "three hundred forty-eight million, one hundred forty-six thousand, nine hundred twenty-three".