28598424 has 16 divisors (see below), whose sum is σ = 71496120. Its totient is φ = 9532800.

The previous prime is 28598411. The next prime is 28598441. The reversal of 28598424 is 42489582.

It is a congruent number.

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, 595777 + ... + 595824.

Almost surely, 2^28598424 is an apocalyptic number.

28598424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

28598424 is an abundant number, since it is smaller than the sum of its proper divisors (42897696).

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

28598424 is a wasteful number, since it uses less digits than its factorization.

28598424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1191610 (or 1191606 counting only the distinct ones).

The product of its digits is 184320, while the sum is 42.

The square root of 28598424 is about 5347.7494331728. The cubic root of 28598424 is about 305.8069609936.

The spelling of 28598424 in words is "twenty-eight million, five hundred ninety-eight thousand, four hundred twenty-four".