28926398 has 16 divisors (see below), whose sum is σ = 47250000. Its totient is φ = 13228992.

The previous prime is 28926397. The next prime is 28926419. The reversal of 28926398 is 89362982.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28926397) 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, 12023 + ... + 14226.

It is an arithmetic number, because the mean of its divisors is an integer number (2953125).

Almost surely, 2^28926398 is an apocalyptic number.

28926398 is a deficient number, since it is larger than the sum of its proper divisors (18323602).

28926398 is a wasteful number, since it uses less digits than its factorization.

28926398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26299.

The product of its digits is 373248, while the sum is 47.

The square root of 28926398 is about 5378.3266914534. The cubic root of 28926398 is about 306.9715443639.

The spelling of 28926398 in words is "twenty-eight million, nine hundred twenty-six thousand, three hundred ninety-eight".