2321072 has 20 divisors (see below), whose sum is σ = 4843440. Its totient is φ = 1071168.

The previous prime is 2321057. The next prime is 2321087. The reversal of 2321072 is 2701232.

It is an interprime number because it is at equal distance from previous prime (2321057) and next prime (2321087).

It is an alternating number because its digits alternate between even and odd.

It is a self number, because there is not a number n which added to its sum of digits gives 2321072.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5372 + ... + 5787.

It is an arithmetic number, because the mean of its divisors is an integer number (242172).

2^2321072 is an apocalyptic number.

It is an amenable number.

2321072 is an abundant number, since it is smaller than the sum of its proper divisors (2522368).

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

2321072 is a wasteful number, since it uses less digits than its factorization.

2321072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11180 (or 11174 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 17.

The square root of 2321072 is about 1523.5064817716. The cubic root of 2321072 is about 132.4025057104.

The spelling of 2321072 in words is "two million, three hundred twenty-one thousand, seventy-two".