1058946 has 32 divisors (see below), whose sum is σ = 2549760. Its totient is φ = 286416.

The previous prime is 1058921. The next prime is 1058951. The reversal of 1058946 is 6498501.

It is a super-2 number, since 2×1058946² = 2242733261832, which contains 22 as substring.

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 (5) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 135 + ... + 1461.

It is an arithmetic number, because the mean of its divisors is an integer number (79680).

2^1058946 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1058946, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1274880).

1058946 is an abundant number, since it is smaller than the sum of its proper divisors (1490814).

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

1058946 is a wasteful number, since it uses less digits than its factorization.

1058946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1358.

The product of its (nonzero) digits is 8640, while the sum is 33.

The square root of 1058946 is about 1029.0510191434. The cubic root of 1058946 is about 101.9274763206.

The spelling of 1058946 in words is "one million, fifty-eight thousand, nine hundred forty-six".