3072722000 has 80 divisors (see below), whose sum is σ = 7463398800. Its totient is φ = 1223539200.

The previous prime is 3072721991. The next prime is 3072722021. The reversal of 3072722000 is 2272703.

It can be written as a sum of positive squares in 8 ways, for example, as 207475216 + 2865246784 = 14404^2 + 53528^2 .

It is a tau number, because it is divible by the number of its divisors (80).

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, 454646 + ... + 461354.

It is an arithmetic number, because the mean of its divisors is an integer number (93292485).

Almost surely, 2^3072722000 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 3072722000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3731699400).

3072722000 is an abundant number, since it is smaller than the sum of its proper divisors (4390676800).

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

3072722000 is a wasteful number, since it uses less digits than its factorization.

3072722000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6961 (or 6945 counting only the distinct ones).

The product of its (nonzero) digits is 1176, while the sum is 23.

The square root of 3072722000 is about 55432.1386922785. The cubic root of 3072722000 is about 1453.8103508542.

Adding to 3072722000 its reverse (2272703), we get a palindrome (3074994703).

The spelling of 3072722000 in words is "three billion, seventy-two million, seven hundred twenty-two thousand".