3122270004 has 144 divisors (see below), whose sum is σ = 8637245568. Its totient is φ = 877728768.

The previous prime is 3122269999. The next prime is 3122270009. The reversal of 3122270004 is 4000722213.

It is an interprime number because it is at equal distance from previous prime (3122269999) and next prime (3122270009).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3122270009) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 22790224 + ... + 22790360.

It is an arithmetic number, because the mean of its divisors is an integer number (59980872).

Almost surely, 2^3122270004 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 3122270004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4318622784).

3122270004 is an abundant number, since it is smaller than the sum of its proper divisors (5514975564).

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

3122270004 is a wasteful number, since it uses less digits than its factorization.

3122270004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292 (or 262 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 3122270004 is about 55877.2762757814. The cubic root of 3122270004 is about 1461.5830087131.

Adding to 3122270004 its reverse (4000722213), we get a palindrome (7122992217).

The spelling of 3122270004 in words is "three billion, one hundred twenty-two million, two hundred seventy thousand, four".