102183028 has 6 divisors (see below), whose sum is σ = 178820306. Its totient is φ = 51091512.

The previous prime is 102183017. The next prime is 102183047. The reversal of 102183028 is 820381201.

It can be written as a sum of positive squares in only one way, i.e., 72284004 + 29899024 = 8502^2 + 5468^2 .

It is a super-2 number, since 2×102183028² = 20882742422497568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 102182993 and 102183011.

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, 12772875 + ... + 12772882.

Almost surely, 2^102183028 is an apocalyptic number.

It is an amenable number.

102183028 is a deficient number, since it is larger than the sum of its proper divisors (76637278).

102183028 is a wasteful number, since it uses less digits than its factorization.

102183028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25545761 (or 25545759 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 25.

The square root of 102183028 is about 10108.5621133770. The cubic root of 102183028 is about 467.5121721787.

The spelling of 102183028 in words is "one hundred two million, one hundred eighty-three thousand, twenty-eight".