2372728 has 8 divisors (see below), whose sum is σ = 4448880. Its totient is φ = 1186360.

The previous prime is 2372687. The next prime is 2372731. The reversal of 2372728 is 8272732.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 2372728.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 148288 + ... + 148303.

It is an arithmetic number, because the mean of its divisors is an integer number (556110).

2^2372728 is an apocalyptic number.

It is an amenable number.

2372728 is a deficient number, since it is larger than the sum of its proper divisors (2076152).

2372728 is a wasteful number, since it uses less digits than its factorization.

2372728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296597 (or 296593 counting only the distinct ones).

The product of its digits is 9408, while the sum is 31.

The square root of 2372728 is about 1540.3661902288. The cubic root of 2372728 is about 133.3775242410.

The spelling of 2372728 in words is "two million, three hundred seventy-two thousand, seven hundred twenty-eight".