28432496 has 10 divisors (see below), whose sum is σ = 55087992. Its totient is φ = 14216240.

The previous prime is 28432489. The next prime is 28432501. The reversal of 28432496 is 69423482.

It is a happy number.

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, 888500 + ... + 888531.

Almost surely, 2^28432496 is an apocalyptic number.

It is an amenable number.

28432496 is a deficient number, since it is larger than the sum of its proper divisors (26655496).

28432496 is a wasteful number, since it uses less digits than its factorization.

28432496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1777039 (or 1777033 counting only the distinct ones).

The product of its digits is 82944, while the sum is 38.

The square root of 28432496 is about 5332.2130490070. The cubic root of 28432496 is about 305.2143830034.

The spelling of 28432496 in words is "twenty-eight million, four hundred thirty-two thousand, four hundred ninety-six".