1065504 has 48 divisors (see below), whose sum is σ = 3054240. Its totient is φ = 322560.

The previous prime is 1065503. The next prime is 1065511. The reversal of 1065504 is 4055601.

It is a happy number.

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

It is a super-2 number, since 2×1065504² = 2270597548032, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1065503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 552 + ... + 1560.

It is an arithmetic number, because the mean of its divisors is an integer number (63630).

2^1065504 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 1065504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1527120).

1065504 is an abundant number, since it is smaller than the sum of its proper divisors (1988736).

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

1065504 is a wasteful number, since it uses less digits than its factorization.

1065504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1033 (or 1025 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 1065504 is about 1032.2325319423. The cubic root of 1065504 is about 102.1374540547.

The spelling of 1065504 in words is "one million, sixty-five thousand, five hundred four".