1084523904 has 160 divisors (see below), whose sum is σ = 3339745200. Its totient is φ = 348945408.

The previous prime is 1084523903. The next prime is 1084523927. The reversal of 1084523904 is 4093254801.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1084523903) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 298869 + ... + 302475.

Almost surely, 2^1084523904 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 1084523904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1669872600).

1084523904 is an abundant number, since it is smaller than the sum of its proper divisors (2255221296).

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

1084523904 is an equidigital number, since it uses as much as digits as its factorization.

1084523904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3662 (or 3641 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 1084523904 is about 32932.1105306052. The cubic root of 1084523904 is about 1027.4161218758.

The spelling of 1084523904 in words is "one billion, eighty-four million, five hundred twenty-three thousand, nine hundred four".