1049390 has 16 divisors (see below), whose sum is σ = 1909440. Its totient is φ = 415200.

The previous prime is 1049387. The next prime is 1049413. The reversal of 1049390 is 939401.

It is a happy number.

It is a super-2 number, since 2×1049390² = 2202438744200, which contains 22 as substring.

It is a d-powerful number, because it can be written as 1 + 0 + 4¹⁰ + 9² + 3 + 9³ + 0 .

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 491 + ... + 1529.

It is an arithmetic number, because the mean of its divisors is an integer number (119340).

2^1049390 is an apocalyptic number.

1049390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1049390 is a deficient number, since it is larger than the sum of its proper divisors (860050).

1049390 is a wasteful number, since it uses less digits than its factorization.

1049390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1147.

The product of its (nonzero) digits is 972, while the sum is 26.

The square root of 1049390 is about 1024.3973838311. The cubic root of 1049390 is about 101.6199492726.

The spelling of 1049390 in words is "one million, forty-nine thousand, three hundred ninety".