346147147 has 4 divisors (see below), whose sum is σ = 357313216. Its totient is φ = 334981080.

The previous prime is 346147141. The next prime is 346147169. The reversal of 346147147 is 741741643.

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: 741741643 = 317 ⋅2339879.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-346147147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (346147141) 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, 5582988 + ... + 5583049.

It is an arithmetic number, because the mean of its divisors is an integer number (89328304).

Almost surely, 2^346147147 is an apocalyptic number.

346147147 is a deficient number, since it is larger than the sum of its proper divisors (11166069).

346147147 is a wasteful number, since it uses less digits than its factorization.

346147147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11166068.

The product of its digits is 56448, while the sum is 37.

The square root of 346147147 is about 18605.0301531602. The cubic root of 346147147 is about 702.1344016115.

The spelling of 346147147 in words is "three hundred forty-six million, one hundred forty-seven thousand, one hundred forty-seven".