102863552 has 84 divisors (see below), whose sum is σ = 231068880. Its totient is φ = 45365760.

The previous prime is 102863539. The next prime is 102863581. The reversal of 102863552 is 255368201.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 286349 + ... + 286707.

It is an arithmetic number, because the mean of its divisors is an integer number (2750820).

Almost surely, 2^102863552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102863552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (115534440).

102863552 is an abundant number, since it is smaller than the sum of its proper divisors (128205328).

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

102863552 is a wasteful number, since it uses less digits than its factorization.

102863552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 430 (or 409 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 102863552 is about 10142.1670268242. The cubic root of 102863552 is about 468.5477308771.

The spelling of 102863552 in words is "one hundred two million, eight hundred sixty-three thousand, five hundred fifty-two".