2846621 has 2 divisors, whose sum is σ = 2846622. Its totient is φ = 2846620.

The previous prime is 2846617. The next prime is 2846647. The reversal of 2846621 is 1266482.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2839225 + 7396 = 1685^2 + 86^2 .

It is a cyclic number.

It is not a de Polignac number, because 2846621 - 2² = 2846617 is a prime.

It is a super-2 number, since 2×2846621² = 16206502235282, which contains 22 as substring.

It is a Chen prime.

It is a plaindrome in base 13.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2846821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1423310 + 1423311.

It is an arithmetic number, because the mean of its divisors is an integer number (1423311).

2^2846621 is an apocalyptic number.

It is an amenable number.

2846621 is a deficient number, since it is larger than the sum of its proper divisors (1).

2846621 is an equidigital number, since it uses as much as digits as its factorization.

2846621 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4608, while the sum is 29.

The square root of 2846621 is about 1687.1932313757. The cubic root of 2846621 is about 141.7239396261.

The spelling of 2846621 in words is "two million, eight hundred forty-six thousand, six hundred twenty-one".