102026550 has 24 divisors (see below), whose sum is σ = 253026216. Its totient is φ = 27207040.

The previous prime is 102026513. The next prime is 102026563. The reversal of 102026550 is 55620201.

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 11 ways as a sum of consecutive naturals, for example, 339939 + ... + 340238.

It is an arithmetic number, because the mean of its divisors is an integer number (10542759).

Almost surely, 2^102026550 is an apocalyptic number.

102026550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102026550 is an abundant number, since it is smaller than the sum of its proper divisors (150999666).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102026550 is a wasteful number, since it uses less digits than its factorization.

102026550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 680192 (or 680187 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 102026550 is about 10100.8192737025. The cubic root of 102026550 is about 467.2734086414.

Adding to 102026550 its reverse (55620201), we get a palindrome (157646751).

The spelling of 102026550 in words is "one hundred two million, twenty-six thousand, five hundred fifty".