2961998 has 16 divisors (see below), whose sum is σ = 4915680. Its totient is φ = 1329696.

The previous prime is 2961997. The next prime is 2962007. The reversal of 2961998 is 8991692.

2961998 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2961991) by changing a digit.

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, 578 + ... + 2501.

It is an arithmetic number, because the mean of its divisors is an integer number (307230).

2^2961998 is an apocalyptic number.

2961998 is a deficient number, since it is larger than the sum of its proper divisors (1953682).

2961998 is a wasteful number, since it uses less digits than its factorization.

2961998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3131.

The product of its digits is 69984, while the sum is 44.

The square root of 2961998 is about 1721.0456124112. The cubic root of 2961998 is about 143.6133855199.

The spelling of 2961998 in words is "two million, nine hundred sixty-one thousand, nine hundred ninety-eight".