1358906 has 8 divisors (see below), whose sum is σ = 2049300. Its totient is φ = 675808.

The previous prime is 1358891. The next prime is 1358927. The reversal of 1358906 is 6098531.

It can be written as a sum of positive squares in 2 ways, for example, as 1357225 + 1681 = 1165^2 + 41^2 .

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, 1331 + ... + 2118.

2^1358906 is an apocalyptic number.

1358906 is a deficient number, since it is larger than the sum of its proper divisors (690394).

1358906 is a wasteful number, since it uses less digits than its factorization.

1358906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3648.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 1358906 is about 1165.7212359737. The cubic root of 1358906 is about 110.7634493906.

The spelling of 1358906 in words is "one million, three hundred fifty-eight thousand, nine hundred six".