2663722 has 16 divisors (see below), whose sum is σ = 4227840. Its totient is φ = 1256112.

The previous prime is 2663711. The next prime is 2663761. The reversal of 2663722 is 2273662.

It is a d-powerful number, because it can be written as 2 + 6⁷ + 6⁷ + 3⁸ + 7 + 2⁷ + 2²¹ .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3268 + ... + 4000.

It is an arithmetic number, because the mean of its divisors is an integer number (264240).

2^2663722 is an apocalyptic number.

2663722 is a deficient number, since it is larger than the sum of its proper divisors (1564118).

2663722 is a wasteful number, since it uses less digits than its factorization.

2663722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 837.

The product of its digits is 6048, while the sum is 28.

The square root of 2663722 is about 1632.0912964660. The cubic root of 2663722 is about 138.6211931247.

The spelling of 2663722 in words is "two million, six hundred sixty-three thousand, seven hundred twenty-two".