101568028 has 24 divisors (see below), whose sum is σ = 186600960. Its totient is φ = 48309360.

The previous prime is 101568011. The next prime is 101568041. The reversal of 101568028 is 820865101.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 375 + ... + 14257.

It is an arithmetic number, because the mean of its divisors is an integer number (7775040).

Almost surely, 2^101568028 is an apocalyptic number.

It is an amenable number.

101568028 is a deficient number, since it is larger than the sum of its proper divisors (85032932).

101568028 is a wasteful number, since it uses less digits than its factorization.

101568028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13977 (or 13975 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 31.

The square root of 101568028 is about 10078.0964472464. The cubic root of 101568028 is about 466.5723594011.

The spelling of 101568028 in words is "one hundred one million, five hundred sixty-eight thousand, twenty-eight".