3122242040 has 128 divisors (see below), whose sum is σ = 7497515520. Its totient is φ = 1168473600.

The previous prime is 3122242037. The next prime is 3122242043. The reversal of 3122242040 is 402422213.

3122242040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3122242037) and next prime (3122242043).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3122242043) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4518095 + ... + 4518785.

It is an arithmetic number, because the mean of its divisors is an integer number (58574340).

Almost surely, 2^3122242040 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3122242040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3748757760).

3122242040 is an abundant number, since it is smaller than the sum of its proper divisors (4375273480).

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

3122242040 is a wasteful number, since it uses less digits than its factorization.

3122242040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 853 (or 849 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 3122242040 is about 55877.0260482786. The cubic root of 3122242040 is about 1461.5786452394.

Adding to 3122242040 its reverse (402422213), we get a palindrome (3524664253).

The spelling of 3122242040 in words is "three billion, one hundred twenty-two million, two hundred forty-two thousand, forty".