102026812 has 12 divisors (see below), whose sum is σ = 181573560. Its totient is φ = 50148656.

The previous prime is 102026803. The next prime is 102026839. The reversal of 102026812 is 218620201.

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 3 ways as a sum of consecutive naturals, for example, 215923 + ... + 216394.

It is an arithmetic number, because the mean of its divisors is an integer number (15131130).

Almost surely, 2^102026812 is an apocalyptic number.

It is an amenable number.

102026812 is a deficient number, since it is larger than the sum of its proper divisors (79546748).

102026812 is a wasteful number, since it uses less digits than its factorization.

102026812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432380 (or 432378 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 22.

The square root of 102026812 is about 10100.8322429392. The cubic root of 102026812 is about 467.2738086208.

The spelling of 102026812 in words is "one hundred two million, twenty-six thousand, eight hundred twelve".