2998646 has 8 divisors (see below), whose sum is σ = 5140560. Its totient is φ = 1285128.

The previous prime is 2998631. The next prime is 2998649. The reversal of 2998646 is 6468992.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2998597 and 2998606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2998649) 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, 107081 + ... + 107108.

It is an arithmetic number, because the mean of its divisors is an integer number (642570).

2^2998646 is an apocalyptic number.

2998646 is a deficient number, since it is larger than the sum of its proper divisors (2141914).

2998646 is a wasteful number, since it uses less digits than its factorization.

2998646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214198.

The product of its digits is 186624, while the sum is 44.

The square root of 2998646 is about 1731.6598973240. The cubic root of 2998646 is about 144.2032559221.

The spelling of 2998646 in words is "two million, nine hundred ninety-eight thousand, six hundred forty-six".