2000961 has 6 divisors (see below), whose sum is σ = 2890290. Its totient is φ = 1333968.

The previous prime is 2000959. The next prime is 2000963. The reversal of 2000961 is 1690002.

It is an interprime number because it is at equal distance from previous prime (2000959) and next prime (2000963).

It can be written as a sum of positive squares in only one way, i.e., 1640961 + 360000 = 1281^2 + 600^2 .

It is not a de Polignac number, because 2000961 - 2¹ = 2000959 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2000963) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 111156 + ... + 111173.

It is an arithmetic number, because the mean of its divisors is an integer number (481715).

2^2000961 is an apocalyptic number.

It is an amenable number.

2000961 is a deficient number, since it is larger than the sum of its proper divisors (889329).

2000961 is a wasteful number, since it uses less digits than its factorization.

2000961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222335 (or 222332 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The square root of 2000961 is about 1414.5532863770. The cubic root of 2000961 is about 126.0122814937.

Adding to 2000961 its reverse (1690002), we get a palindrome (3690963).

The spelling of 2000961 in words is "two million, nine hundred sixty-one", and thus it is an aban number.