1040290 has 16 divisors (see below), whose sum is σ = 1954368. Its totient is φ = 397936.

The previous prime is 1040227. The next prime is 1040311. The reversal of 1040290 is 920401.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2032 + ... + 2491.

It is an arithmetic number, because the mean of its divisors is an integer number (122148).

2^1040290 is an apocalyptic number.

1040290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1040290 is a deficient number, since it is larger than the sum of its proper divisors (914078).

1040290 is a wasteful number, since it uses less digits than its factorization.

1040290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4553.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1040290 is about 1019.9460770060. The cubic root of 1040290 is about 101.3253566936.

Adding to 1040290 its reverse (920401), we get a palindrome (1960691).

The spelling of 1040290 in words is "one million, forty thousand, two hundred ninety".