102556344 has 32 divisors (see below), whose sum is σ = 279699840. Its totient is φ = 31077600.

The previous prime is 102556343. The next prime is 102556351. The reversal of 102556344 is 443655201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102556343) 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, 193972 + ... + 194499.

It is an arithmetic number, because the mean of its divisors is an integer number (8740620).

Almost surely, 2^102556344 is an apocalyptic number.

It is an amenable number.

102556344 is an abundant number, since it is smaller than the sum of its proper divisors (177143496).

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

102556344 is a wasteful number, since it uses less digits than its factorization.

102556344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388491 (or 388487 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 102556344 is about 10127.0106151816. The cubic root of 102556344 is about 468.0808173675.

The spelling of 102556344 in words is "one hundred two million, five hundred fifty-six thousand, three hundred forty-four".