2420621164 has 24 divisors (see below), whose sum is σ = 4564794528. Its totient is φ = 1116510720.

The previous prime is 2420621153. The next prime is 2420621167. The reversal of 2420621164 is 4611260242.

It is not an unprimeable number, because it can be changed into a prime (2420621167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74529 + ... + 101959.

It is an arithmetic number, because the mean of its divisors is an integer number (190199772).

Almost surely, 2^2420621164 is an apocalyptic number.

It is an amenable number.

2420621164 is a deficient number, since it is larger than the sum of its proper divisors (2144173364).

2420621164 is a wasteful number, since it uses less digits than its factorization.

2420621164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29145 (or 29143 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 2420621164 is about 49199.8085768634. The cubic root of 2420621164 is about 1342.6895494849.

The spelling of 2420621164 in words is "two billion, four hundred twenty million, six hundred twenty-one thousand, one hundred sixty-four".