2429647 has 4 divisors (see below), whose sum is σ = 2650536. Its totient is φ = 2208760.

The previous prime is 2429633. The next prime is 2429653. The reversal of 2429647 is 7469242.

2429647 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 2429647 - 2⁷ = 2429519 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 (2429617) 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, 110428 + ... + 110449.

It is an arithmetic number, because the mean of its divisors is an integer number (662634).

2^2429647 is an apocalyptic number.

2429647 is a deficient number, since it is larger than the sum of its proper divisors (220889).

2429647 is a wasteful number, since it uses less digits than its factorization.

2429647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220888.

The product of its digits is 24192, while the sum is 34.

The square root of 2429647 is about 1558.7324978969. The cubic root of 2429647 is about 134.4356320573.

It can be divided in two parts, 242 and 9647, that added together give a palindrome (9889).

The spelling of 2429647 in words is "two million, four hundred twenty-nine thousand, six hundred forty-seven".