2968643 has 4 divisors (see below), whose sum is σ = 3071040. Its totient is φ = 2866248.

The previous prime is 2968639. The next prime is 2968673. The reversal of 2968643 is 3468692.

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

It is a cyclic number.

It is not a de Polignac number, because 2968643 - 2² = 2968639 is a prime.

It is a super-2 number, since 2×2968643² = 17625682522898, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2968597 and 2968606.

It is not an unprimeable number, because it can be changed into a prime (2968673) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51155 + ... + 51212.

It is an arithmetic number, because the mean of its divisors is an integer number (767760).

2^2968643 is an apocalyptic number.

2968643 is a deficient number, since it is larger than the sum of its proper divisors (102397).

2968643 is a wasteful number, since it uses less digits than its factorization.

2968643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102396.

The product of its digits is 62208, while the sum is 38.

The square root of 2968643 is about 1722.9750433480. The cubic root of 2968643 is about 143.7207002666.

The spelling of 2968643 in words is "two million, nine hundred sixty-eight thousand, six hundred forty-three".