102028396 has 12 divisors (see below), whose sum is σ = 178627680. Its totient is φ = 50991920.

The previous prime is 102028393. The next prime is 102028397. The reversal of 102028396 is 693820201.

It is not an unprimeable number, because it can be changed into a prime (102028393) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8925 + ... + 16843.

It is an arithmetic number, because the mean of its divisors is an integer number (14885640).

Almost surely, 2^102028396 is an apocalyptic number.

It is an amenable number.

102028396 is a deficient number, since it is larger than the sum of its proper divisors (76599284).

102028396 is a wasteful number, since it uses less digits than its factorization.

102028396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11144 (or 11142 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 102028396 is about 10100.9106520155. The cubic root of 102028396 is about 467.2762268017.

Adding to 102028396 its reverse (693820201), we get a palindrome (795848597).

The spelling of 102028396 in words is "one hundred two million, twenty-eight thousand, three hundred ninety-six".