2000061 has 24 divisors (see below), whose sum is σ = 3369600. Its totient is φ = 1119456.

The previous prime is 2000039. The next prime is 2000081. The reversal of 2000061 is 1600002.

It is not a de Polignac number, because 2000061 - 2⁵ = 2000029 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2000081) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3040 + ... + 3638.

It is an arithmetic number, because the mean of its divisors is an integer number (140400).

2^2000061 is an apocalyptic number.

2000061 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2000061 is a deficient number, since it is larger than the sum of its proper divisors (1369539).

2000061 is a wasteful number, since it uses less digits than its factorization.

2000061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 665 (or 662 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 2000061 is about 1414.2351289655. The cubic root of 2000061 is about 125.9933858962.

Adding to 2000061 its reverse (1600002), we get a palindrome (3600063).

The spelling of 2000061 in words is "two million, sixty-one", and thus it is an aban number and an uban number.