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2964961 = 18116381

2964961 has 4 divisors (see below), whose sum is σ = 2981524. Its totient is φ = 2948400.

The previous prime is 2964947. The next prime is 2964967. The reversal of 2964961 is 1694692.

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

It can be written as a sum of positive squares in 2 ways, for example, as 10000 + 2954961 = 100^2 + 1719^2 .

It is a cyclic number.

It is not a de Polignac number, because 2964961 - 213 = 2956769 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2964961.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2964967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8010 + ... + 8371.

It is an arithmetic number, because the mean of its divisors is an integer number (745381).

It is the magic constant of a 181 × 181 magic square.

22964961 is an apocalyptic number.

It is an amenable number.

2964961 is a deficient number, since it is larger than the sum of its proper divisors (16563).

2964961 is a wasteful number, since it uses less digits than its factorization.

2964961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16562.

The product of its digits is 23328, while the sum is 37.

The square root of 2964961 is about 1721.9062111509. The cubic root of 2964961 is about 143.6612568835.

The spelling of 2964961 in words is "two million, nine hundred sixty-four thousand, nine hundred sixty-one".

Divisors: 1 181 16381 2964961