102071552 has 72 divisors (see below), whose sum is σ = 226000992. Its totient is φ = 45619200.

The previous prime is 102071549. The next prime is 102071573. The reversal of 102071552 is 255170201.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 188402 + ... + 188942.

Almost surely, 2^102071552 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 102071552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (113000496).

102071552 is an abundant number, since it is smaller than the sum of its proper divisors (123929440).

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

102071552 is an equidigital number, since it uses as much as digits as its factorization.

102071552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 635 (or 621 counting only the distinct ones).

The product of its (nonzero) digits is 700, while the sum is 23.

The square root of 102071552 is about 10103.0466691984. The cubic root of 102071552 is about 467.3421003920.

The spelling of 102071552 in words is "one hundred two million, seventy-one thousand, five hundred fifty-two".