1040265 has 12 divisors (see below), whose sum is σ = 1803204. Its totient is φ = 554784.

The previous prime is 1040227. The next prime is 1040311. The reversal of 1040265 is 5620401.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 112896 + 927369 = 336^2 + 963^2 .

It is not a de Polignac number, because 1040265 - 2¹⁵ = 1007497 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11514 + ... + 11603.

It is an arithmetic number, because the mean of its divisors is an integer number (150267).

2^1040265 is an apocalyptic number.

1040265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1040265 is a deficient number, since it is larger than the sum of its proper divisors (762939).

1040265 is a wasteful number, since it uses less digits than its factorization.

1040265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23128 (or 23125 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 1040265 is about 1019.9338213825. The cubic root of 1040265 is about 101.3245450115.

Adding to 1040265 its reverse (5620401), we get a palindrome (6660666).

The spelling of 1040265 in words is "one million, forty thousand, two hundred sixty-five".