4342647 has 4 divisors (see below), whose sum is σ = 5790200. Its totient is φ = 2895096.

The previous prime is 4342631. The next prime is 4342649. The reversal of 4342647 is 7462434.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 4342647 - 2⁴ = 4342631 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4342649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 723772 + ... + 723777.

It is an arithmetic number, because the mean of its divisors is an integer number (1447550).

Almost surely, 2^4342647 is an apocalyptic number.

4342647 is a deficient number, since it is larger than the sum of its proper divisors (1447553).

4342647 is a wasteful number, since it uses less digits than its factorization.

4342647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1447552.

The product of its digits is 16128, while the sum is 30.

The square root of 4342647 is about 2083.9018690908. The cubic root of 4342647 is about 163.1491602623.

It can be divided in two parts, 434 and 2647, that added together give a triangular number (3081 = T₇₈).

The spelling of 4342647 in words is "four million, three hundred forty-two thousand, six hundred forty-seven".