2420702347 has 4 divisors (see below), whose sum is σ = 2766516976. Its totient is φ = 2074887720.

The previous prime is 2420702303. The next prime is 2420702357. The reversal of 2420702347 is 7432070242.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2420702347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2420702357) 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, 172907304 + ... + 172907317.

It is an arithmetic number, because the mean of its divisors is an integer number (691629244).

Almost surely, 2^2420702347 is an apocalyptic number.

2420702347 is a deficient number, since it is larger than the sum of its proper divisors (345814629).

2420702347 is an equidigital number, since it uses as much as digits as its factorization.

2420702347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345814628.

The product of its (nonzero) digits is 18816, while the sum is 31.

The square root of 2420702347 is about 49200.6336036438. The cubic root of 2420702347 is about 1342.7045597295.

Adding to 2420702347 its reverse (7432070242), we get a palindrome (9852772589).

The spelling of 2420702347 in words is "two billion, four hundred twenty million, seven hundred two thousand, three hundred forty-seven".