1071838 has 4 divisors (see below), whose sum is σ = 1607760. Its totient is φ = 535918.

The previous prime is 1071821. The next prime is 1071841. The reversal of 1071838 is 8381701.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8381701 = 2749 ⋅3049.

It is a super-2 number, since 2×1071838² = 2297673396488, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267958 + ... + 267961.

It is an arithmetic number, because the mean of its divisors is an integer number (401940).

2^1071838 is an apocalyptic number.

1071838 is a deficient number, since it is larger than the sum of its proper divisors (535922).

1071838 is an equidigital number, since it uses as much as digits as its factorization.

1071838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535921.

The product of its (nonzero) digits is 1344, while the sum is 28.

The square root of 1071838 is about 1035.2960929126. The cubic root of 1071838 is about 102.3394432603.

The spelling of 1071838 in words is "one million, seventy-one thousand, eight hundred thirty-eight".