28963026 has 24 divisors (see below), whose sum is σ = 65482560. Its totient is φ = 9234456.

The previous prime is 28963007. The next prime is 28963031. The reversal of 28963026 is 62036982.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34566 + ... + 35393.

It is an arithmetic number, because the mean of its divisors is an integer number (2728440).

Almost surely, 2^28963026 is an apocalyptic number.

28963026 is an abundant number, since it is smaller than the sum of its proper divisors (36519534).

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

28963026 is a wasteful number, since it uses less digits than its factorization.

28963026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69990 (or 69987 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 28963026 is about 5381.7307624964. The cubic root of 28963026 is about 307.1010571048.

The spelling of 28963026 in words is "twenty-eight million, nine hundred sixty-three thousand, twenty-six".