2399028 has 24 divisors (see below), whose sum is σ = 5779200. Its totient is φ = 773760.

The previous prime is 2399027. The next prime is 2399029. The reversal of 2399028 is 8209932.

It is an interprime number because it is at equal distance from previous prime (2399027) and next prime (2399029).

It is a self number, because there is not a number n which added to its sum of digits gives 2399028.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2399027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2853 + ... + 3596.

It is an arithmetic number, because the mean of its divisors is an integer number (240800).

2^2399028 is an apocalyptic number.

It is an amenable number.

2399028 is an abundant number, since it is smaller than the sum of its proper divisors (3380172).

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

2399028 is a wasteful number, since it uses less digits than its factorization.

2399028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6487 (or 6485 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 33.

The square root of 2399028 is about 1548.8795950622. The cubic root of 2399028 is about 133.8685128861.

The spelling of 2399028 in words is "two million, three hundred ninety-nine thousand, twenty-eight".