2489428 has 12 divisors (see below), whose sum is σ = 4546080. Its totient is φ = 1190552.

The previous prime is 2489423. The next prime is 2489441. The reversal of 2489428 is 8249842.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2489423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13438 + ... + 13621.

It is an arithmetic number, because the mean of its divisors is an integer number (378840).

2^2489428 is an apocalyptic number.

It is an amenable number.

2489428 is a deficient number, since it is larger than the sum of its proper divisors (2056652).

2489428 is a wasteful number, since it uses less digits than its factorization.

2489428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27086 (or 27084 counting only the distinct ones).

The product of its digits is 36864, while the sum is 37.

The square root of 2489428 is about 1577.7921282602. The cubic root of 2489428 is about 135.5292983672.

The spelling of 2489428 in words is "two million, four hundred eighty-nine thousand, four hundred twenty-eight".