2001358 has 4 divisors (see below), whose sum is σ = 3002040. Its totient is φ = 1000678.

The previous prime is 2001353. The next prime is 2001361. The reversal of 2001358 is 8531002.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2001353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500338 + ... + 500341.

It is an arithmetic number, because the mean of its divisors is an integer number (750510).

2^2001358 is an apocalyptic number.

2001358 is a deficient number, since it is larger than the sum of its proper divisors (1000682).

2001358 is a wasteful number, since it uses less digits than its factorization.

2001358 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000681.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 2001358 is about 1414.6936064039. The cubic root of 2001358 is about 126.0206147508.

The spelling of 2001358 in words is "two million, one thousand, three hundred fifty-eight".