102556104 has 128 divisors (see below), whose sum is σ = 313632000. Its totient is φ = 27279360.

The previous prime is 102556099. The next prime is 102556109. The reversal of 102556104 is 401655201.

It is an interprime number because it is at equal distance from previous prime (102556099) and next prime (102556109).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (102556109) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 425424 + ... + 425664.

It is an arithmetic number, because the mean of its divisors is an integer number (2450250).

Almost surely, 2^102556104 is an apocalyptic number.

102556104 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102556104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156816000).

102556104 is an abundant number, since it is smaller than the sum of its proper divisors (211075896).

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

102556104 is a wasteful number, since it uses less digits than its factorization.

102556104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423 (or 419 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 102556104 is about 10126.9987656758. The cubic root of 102556104 is about 468.0804522366.

The spelling of 102556104 in words is "one hundred two million, five hundred fifty-six thousand, one hundred four".