1071426 has 8 divisors (see below), whose sum is σ = 2142864. Its totient is φ = 357140.

The previous prime is 1071419. The next prime is 1071439. The reversal of 1071426 is 6241701.

It is a sphenic number, since it is the product of 3 distinct primes.

1071426 is an admirable number.

It is a super-2 number, since 2×1071426² = 2295907346952, which contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 89280 + ... + 89291.

It is an arithmetic number, because the mean of its divisors is an integer number (267858).

2^1071426 is an apocalyptic number.

1071426 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1071426 is a wasteful number, since it uses less digits than its factorization.

1071426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178576.

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 1071426 is about 1035.0970968948. The cubic root of 1071426 is about 102.3263289482.

The spelling of 1071426 in words is "one million, seventy-one thousand, four hundred twenty-six".