348423447 has 4 divisors (see below), whose sum is σ = 464564600. Its totient is φ = 232282296.

The previous prime is 348423433. The next prime is 348423457. The reversal of 348423447 is 744324843.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 744324843 = 3 ⋅248108281.

It is not a de Polignac number, because 348423447 - 2⁷ = 348423319 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 (348423457) 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, 58070572 + ... + 58070577.

It is an arithmetic number, because the mean of its divisors is an integer number (116141150).

Almost surely, 2^348423447 is an apocalyptic number.

348423447 is a deficient number, since it is larger than the sum of its proper divisors (116141153).

348423447 is a wasteful number, since it uses less digits than its factorization.

348423447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116141152.

The product of its digits is 258048, while the sum is 39.

The square root of 348423447 is about 18666.1042266457. The cubic root of 348423447 is about 703.6701433091.

The spelling of 348423447 in words is "three hundred forty-eight million, four hundred twenty-three thousand, four hundred forty-seven".