10687028 has 12 divisors (see below), whose sum is σ = 20402592. Its totient is φ = 4857720.

The previous prime is 10687013. The next prime is 10687037. The reversal of 10687028 is 82078601.

It is a super-2 number, since 2×10687028² = 228425134945568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10686985 and 10687003.

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, 121400 + ... + 121487.

It is an arithmetic number, because the mean of its divisors is an integer number (1700216).

Almost surely, 2^10687028 is an apocalyptic number.

It is an amenable number.

10687028 is a deficient number, since it is larger than the sum of its proper divisors (9715564).

10687028 is a wasteful number, since it uses less digits than its factorization.

10687028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242902 (or 242900 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 32.

The square root of 10687028 is about 3269.1020173742. The cubic root of 10687028 is about 220.2684601508.

The spelling of 10687028 in words is "ten million, six hundred eighty-seven thousand, twenty-eight".