104644288 has 112 divisors (see below), whose sum is σ = 250179840. Its totient is φ = 42494976.

The previous prime is 104644249. The next prime is 104644357. The reversal of 104644288 is 882446401.

It is a tau number, because it is divible by the number of its divisors (112).

It is a super-2 number, since 2×104644288² = 21900854022053888, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 977931 + ... + 978037.

Almost surely, 2^104644288 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 104644288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (125089920).

104644288 is an abundant number, since it is smaller than the sum of its proper divisors (145535552).

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

104644288 is a wasteful number, since it uses less digits than its factorization.

104644288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222 (or 212 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 37.

The square root of 104644288 is about 10229.5790724741. The cubic root of 104644288 is about 471.2360523280.

The spelling of 104644288 in words is "one hundred four million, six hundred forty-four thousand, two hundred eighty-eight".