5781504 has 48 divisors (see below), whose sum is σ = 15429960. Its totient is φ = 1925120.

The previous prime is 5781499. The next prime is 5781539. The reversal of 5781504 is 4051875.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5674 + ... + 6614.

Almost surely, 2^5781504 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 5781504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7714980).

5781504 is an abundant number, since it is smaller than the sum of its proper divisors (9648456).

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

5781504 is an equidigital number, since it uses as much as digits as its factorization.

5781504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 966 (or 946 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 30.

The square root of 5781504 is about 2404.4758264537. The cubic root of 5781504 is about 179.4789872026.

The spelling of 5781504 in words is "five million, seven hundred eighty-one thousand, five hundred four".