1358166 has 16 divisors (see below), whose sum is σ = 2783088. Its totient is φ = 441600.

The previous prime is 1358153. The next prime is 1358167. The reversal of 1358166 is 6618531.

It is a super-2 number, since 2×1358166² = 3689229767112, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1358167) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 2515 + ... + 3006.

It is an arithmetic number, because the mean of its divisors is an integer number (173943).

2^1358166 is an apocalyptic number.

1358166 is an abundant number, since it is smaller than the sum of its proper divisors (1424922).

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

1358166 is a wasteful number, since it uses less digits than its factorization.

1358166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5567.

The product of its digits is 4320, while the sum is 30.

The square root of 1358166 is about 1165.4037926830. The cubic root of 1358166 is about 110.7433401176.

The spelling of 1358166 in words is "one million, three hundred fifty-eight thousand, one hundred sixty-six".