2445928 has 8 divisors (see below), whose sum is σ = 4586130. Its totient is φ = 1222960.

The previous prime is 2445923. The next prime is 2445929. The reversal of 2445928 is 8295442.

It can be written as a sum of positive squares in only one way, i.e., 2439844 + 6084 = 1562^2 + 78^2 .

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

It is a plaindrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 2445893 and 2445902.

It is not an unprimeable number, because it can be changed into a prime (2445923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 152863 + ... + 152878.

2^2445928 is an apocalyptic number.

It is an amenable number.

2445928 is a deficient number, since it is larger than the sum of its proper divisors (2140202).

2445928 is a wasteful number, since it uses less digits than its factorization.

2445928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305747 (or 305743 counting only the distinct ones).

The product of its digits is 23040, while the sum is 34.

The square root of 2445928 is about 1563.9462906379. The cubic root of 2445928 is about 134.7352470129.

The spelling of 2445928 in words is "two million, four hundred forty-five thousand, nine hundred twenty-eight".