1604633088 has 160 divisors (see below), whose sum is σ = 4550173056. Its totient is φ = 501383168.

The previous prime is 1604633083. The next prime is 1604633119. The reversal of 1604633088 is 8803364061.

It is not an unprimeable number, because it can be changed into a prime (1604633083) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1871956 + ... + 1872812.

Almost surely, 2^1604633088 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 1604633088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2275086528).

1604633088 is an abundant number, since it is smaller than the sum of its proper divisors (2945539968).

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

1604633088 is an equidigital number, since it uses as much as digits as its factorization.

1604633088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 954 (or 938 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 39.

The square root of 1604633088 is about 40057.8717357775. The cubic root of 1604633088 is about 1170.7349433135.

The spelling of 1604633088 in words is "one billion, six hundred four million, six hundred thirty-three thousand, eighty-eight".