2000455 has 8 divisors (see below), whose sum is σ = 2409552. Its totient is φ = 1594368.

The previous prime is 2000447. The next prime is 2000497. The reversal of 2000455 is 5540002.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2000455 - 2³ = 2000447 is a prime.

It is a Duffinian number.

2000455 is a lucky number.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 1159 + ... + 2311.

It is an arithmetic number, because the mean of its divisors is an integer number (301194).

2^2000455 is an apocalyptic number.

2000455 is a deficient number, since it is larger than the sum of its proper divisors (409097).

2000455 is a wasteful number, since it uses less digits than its factorization.

2000455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1505.

The product of its (nonzero) digits is 200, while the sum is 16.

The square root of 2000455 is about 1414.3744200176. The cubic root of 2000455 is about 126.0016586663.

Adding to 2000455 its reverse (5540002), we get a palindrome (7540457).

The spelling of 2000455 in words is "two million, four hundred fifty-five", and thus it is an aban number.