1065404 has 6 divisors (see below), whose sum is σ = 1864464. Its totient is φ = 532700.

The previous prime is 1065391. The next prime is 1065409. The reversal of 1065404 is 4045601.

It is a happy number.

It is a super-2 number, since 2×1065404² = 2270171366432, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1065409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133172 + ... + 133179.

It is an arithmetic number, because the mean of its divisors is an integer number (310744).

2^1065404 is an apocalyptic number.

It is an amenable number.

1065404 is a deficient number, since it is larger than the sum of its proper divisors (799060).

1065404 is a wasteful number, since it uses less digits than its factorization.

1065404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266355 (or 266353 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 1065404 is about 1032.1840921076. The cubic root of 1065404 is about 102.1342586765.

The spelling of 1065404 in words is "one million, sixty-five thousand, four hundred four".