1609088 has 32 divisors (see below), whose sum is σ = 3455760. Its totient is φ = 741888.

The previous prime is 1609087. The next prime is 1609099. The reversal of 1609088 is 8809061.

It is a tau number, because it is divible by the number of its divisors (32).

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1609087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1181 + ... + 2147.

2^1609088 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 1609088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1727880).

1609088 is an abundant number, since it is smaller than the sum of its proper divisors (1846672).

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

1609088 is an equidigital number, since it uses as much as digits as its factorization.

1609088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 994 (or 982 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 32.

The square root of 1609088 is about 1268.4983247920. The cubic root of 1609088 is about 117.1817371862.

The spelling of 1609088 in words is "one million, six hundred nine thousand, eighty-eight".