1662058 has 8 divisors (see below), whose sum is σ = 2554020. Its totient is φ = 810720.

The previous prime is 1662041. The next prime is 1662083. The reversal of 1662058 is 8502661.

It can be written as a sum of positive squares in 2 ways, for example, as 1630729 + 31329 = 1277^2 + 177^2 .

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

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 in 3 ways as a sum of consecutive naturals, for example, 10053 + ... + 10216.

2^1662058 is an apocalyptic number.

1662058 is a deficient number, since it is larger than the sum of its proper divisors (891962).

1662058 is a wasteful number, since it uses less digits than its factorization.

1662058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20312.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 1662058 is about 1289.2082841806. The cubic root of 1662058 is about 118.4537256936.

The spelling of 1662058 in words is "one million, six hundred sixty-two thousand, fifty-eight".