2420352505 has 4 divisors (see below), whose sum is σ = 2904423012. Its totient is φ = 1936282000.

The previous prime is 2420352437. The next prime is 2420352533. The reversal of 2420352505 is 5052530242.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1495523584 + 924828921 = 38672^2 + 30411^2 .

It is a de Polignac number, because none of the positive numbers 2^k-2420352505 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 242035246 + ... + 242035255.

It is an arithmetic number, because the mean of its divisors is an integer number (726105753).

Almost surely, 2^2420352505 is an apocalyptic number.

It is an amenable number.

2420352505 is a deficient number, since it is larger than the sum of its proper divisors (484070507).

2420352505 is an equidigital number, since it uses as much as digits as its factorization.

2420352505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 484070506.

The product of its (nonzero) digits is 12000, while the sum is 28.

The square root of 2420352505 is about 49197.0782160892. The cubic root of 2420352505 is about 1342.6398736712.

Adding to 2420352505 its reverse (5052530242), we get a palindrome (7472882747).

The spelling of 2420352505 in words is "two billion, four hundred twenty million, three hundred fifty-two thousand, five hundred five".