102206572 has 48 divisors (see below), whose sum is σ = 203297472. Its totient is φ = 44605440.

The previous prime is 102206539. The next prime is 102206609. The reversal of 102206572 is 275602201.

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 15 ways as a sum of consecutive naturals, for example, 115572 + ... + 116452.

It is an arithmetic number, because the mean of its divisors is an integer number (4235364).

Almost surely, 2^102206572 is an apocalyptic number.

It is an amenable number.

102206572 is a deficient number, since it is larger than the sum of its proper divisors (101090900).

102206572 is a wasteful number, since it uses less digits than its factorization.

102206572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1018 (or 1016 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 102206572 is about 10109.7266036229. The cubic root of 102206572 is about 467.5480759275.

Adding to 102206572 its reverse (275602201), we get a palindrome (377808773).

The spelling of 102206572 in words is "one hundred two million, two hundred six thousand, five hundred seventy-two".