102452556 has 48 divisors (see below), whose sum is σ = 249742080. Its totient is φ = 32656320.

The previous prime is 102452543. The next prime is 102452561. The reversal of 102452556 is 655254201.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 24241 + ... + 28151.

It is an arithmetic number, because the mean of its divisors is an integer number (5202960).

Almost surely, 2^102452556 is an apocalyptic number.

It is an amenable number.

102452556 is an abundant number, since it is smaller than the sum of its proper divisors (147289524).

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

102452556 is a wasteful number, since it uses less digits than its factorization.

102452556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4014 (or 4012 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 102452556 is about 10121.8850023106. The cubic root of 102452556 is about 467.9228633187.

The spelling of 102452556 in words is "one hundred two million, four hundred fifty-two thousand, five hundred fifty-six".