2420543156 has 6 divisors (see below), whose sum is σ = 4235950530. Its totient is φ = 1210271576.

The previous prime is 2420543077. The next prime is 2420543159. The reversal of 2420543156 is 6513450242.

It can be written as a sum of positive squares in only one way, i.e., 2325168400 + 95374756 = 48220^2 + 9766^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2420543159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302567891 + ... + 302567898.

It is an arithmetic number, because the mean of its divisors is an integer number (705991755).

Almost surely, 2^2420543156 is an apocalyptic number.

It is an amenable number.

2420543156 is a deficient number, since it is larger than the sum of its proper divisors (1815407374).

2420543156 is a wasteful number, since it uses less digits than its factorization.

2420543156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 605135793 (or 605135791 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 2420543156 is about 49199.0158031642. The cubic root of 2420543156 is about 1342.6751259624.

Adding to 2420543156 its reverse (6513450242), we get a palindrome (8933993398).

The spelling of 2420543156 in words is "two billion, four hundred twenty million, five hundred forty-three thousand, one hundred fifty-six".