102250452 has 24 divisors (see below), whose sum is σ = 238748832. Its totient is φ = 34060000.

The previous prime is 102250451. The next prime is 102250471. The reversal of 102250452 is 254052201.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102250451) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 29827 + ... + 33077.

It is an arithmetic number, because the mean of its divisors is an integer number (9947868).

Almost surely, 2^102250452 is an apocalyptic number.

102250452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

102250452 is an abundant number, since it is smaller than the sum of its proper divisors (136498380).

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

102250452 is a wasteful number, since it uses less digits than its factorization.

102250452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5879 (or 5877 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 102250452 is about 10111.8965580152. The cubic root of 102250452 is about 467.6149766295.

The spelling of 102250452 in words is "one hundred two million, two hundred fifty thousand, four hundred fifty-two".