2720442324 has 48 divisors (see below), whose sum is σ = 6778437120. Its totient is φ = 847297920.

The previous prime is 2720442299. The next prime is 2720442349. The reversal of 2720442324 is 4232440272.

It is an interprime number because it is at equal distance from previous prime (2720442299) and next prime (2720442349).

It is a junction number, because it is equal to n+sod(n) for n = 2720442291 and 2720442300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115299 + ... + 136874.

It is an arithmetic number, because the mean of its divisors is an integer number (141217440).

Almost surely, 2^2720442324 is an apocalyptic number.

It is an amenable number.

2720442324 is an abundant number, since it is smaller than the sum of its proper divisors (4057994796).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2720442324 is a wasteful number, since it uses less digits than its factorization.

2720442324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252240 (or 252238 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 30.

The square root of 2720442324 is about 52157.8596570066. The cubic root of 2720442324 is about 1395.9820723034.

Adding to 2720442324 its reverse (4232440272), we get a palindrome (6952882596).

The spelling of 2720442324 in words is "two billion, seven hundred twenty million, four hundred forty-two thousand, three hundred twenty-four".