2646733 has 2 divisors, whose sum is σ = 2646734. Its totient is φ = 2646732.

The previous prime is 2646671. The next prime is 2646769. The reversal of 2646733 is 3376462.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2518569 + 128164 = 1587^2 + 358^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2646733 is a prime.

It is a d-powerful number, because it can be written as 2⁷ + 6³ + 4¹⁰ + 6⁴ + 7 + 3⁷ + 3¹³ .

It is a junction number, because it is equal to n+sod(n) for n = 2646695 and 2646704.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2646773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1323366 + 1323367.

It is an arithmetic number, because the mean of its divisors is an integer number (1323367).

2^2646733 is an apocalyptic number.

It is an amenable number.

2646733 is a deficient number, since it is larger than the sum of its proper divisors (1).

2646733 is an equidigital number, since it uses as much as digits as its factorization.

2646733 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18144, while the sum is 31.

The square root of 2646733 is about 1626.8782990746. The cubic root of 2646733 is about 138.3258595017.

The spelling of 2646733 in words is "two million, six hundred forty-six thousand, seven hundred thirty-three".