102241992 has 32 divisors (see below), whose sum is σ = 266719680. Its totient is φ = 32598720.

The previous prime is 102241991. The next prime is 102242009. The reversal of 102241992 is 299142201.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (102241991) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92059 + ... + 93162.

It is an arithmetic number, because the mean of its divisors is an integer number (8334990).

Almost surely, 2^102241992 is an apocalyptic number.

102241992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

102241992 is an abundant number, since it is smaller than the sum of its proper divisors (164477688).

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

102241992 is a wasteful number, since it uses less digits than its factorization.

102241992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185253 (or 185249 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 30.

The square root of 102241992 is about 10111.4782302095. The cubic root of 102241992 is about 467.6020797613.

The spelling of 102241992 in words is "one hundred two million, two hundred forty-one thousand, nine hundred ninety-two".