102242252 has 24 divisors (see below), whose sum is σ = 204815520. Its totient is φ = 43747200.

The previous prime is 102242237. The next prime is 102242263. The reversal of 102242252 is 252242201.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17024 + ... + 22232.

It is an arithmetic number, because the mean of its divisors is an integer number (8533980).

Almost surely, 2^102242252 is an apocalyptic number.

It is an amenable number.

102242252 is an abundant number, since it is smaller than the sum of its proper divisors (102573268).

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

102242252 is a wasteful number, since it uses less digits than its factorization.

102242252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5921 (or 5919 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 102242252 is about 10111.4910868773. The cubic root of 102242252 is about 467.6024761296.

Adding to 102242252 its reverse (252242201), we get a palindrome (354484453).

The spelling of 102242252 in words is "one hundred two million, two hundred forty-two thousand, two hundred fifty-two".