102549162 has 32 divisors (see below), whose sum is σ = 214156800. Its totient is φ = 32695488.

The previous prime is 102549143. The next prime is 102549173. The reversal of 102549162 is 261945201.

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, 16263 + ... + 21669.

It is an arithmetic number, because the mean of its divisors is an integer number (6692400).

Almost surely, 2^102549162 is an apocalyptic number.

102549162 is an abundant number, since it is smaller than the sum of its proper divisors (111607638).

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

102549162 is a wasteful number, since it uses less digits than its factorization.

102549162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5550.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 102549162 is about 10126.6560127221. The cubic root of 102549162 is about 468.0698905775.

The spelling of 102549162 in words is "one hundred two million, five hundred forty-nine thousand, one hundred sixty-two".