2420243738 has 16 divisors (see below), whose sum is σ = 3961288800. Its totient is φ = 1099863600.

The previous prime is 2420243737. The next prime is 2420243783. The reversal of 2420243738 is 8373420242.

It is a junction number, because it is equal to n+sod(n) for n = 2420243698 and 2420243707.

It is not an unprimeable number, because it can be changed into a prime (2420243737) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118613 + ... + 137511.

It is an arithmetic number, because the mean of its divisors is an integer number (247580550).

Almost surely, 2^2420243738 is an apocalyptic number.

2420243738 is a deficient number, since it is larger than the sum of its proper divisors (1541045062).

2420243738 is a wasteful number, since it uses less digits than its factorization.

2420243738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24733.

The product of its (nonzero) digits is 64512, while the sum is 35.

The square root of 2420243738 is about 49195.9727823325. The cubic root of 2420243738 is about 1342.6197612980.

The spelling of 2420243738 in words is "two billion, four hundred twenty million, two hundred forty-three thousand, seven hundred thirty-eight".