2633668 has 6 divisors (see below), whose sum is σ = 4608926. Its totient is φ = 1316832.

The previous prime is 2633663. The next prime is 2633677. The reversal of 2633668 is 8663362.

It can be written as a sum of positive squares in only one way, i.e., 1397124 + 1236544 = 1182^2 + 1112^2 .

It is a d-powerful number, because it can be written as 2²¹ + 6 + 3 + 3¹¹ + 6⁶ + 6⁷ + 8⁵ .

It is not an unprimeable number, because it can be changed into a prime (2633663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 329205 + ... + 329212.

2^2633668 is an apocalyptic number.

It is an amenable number.

2633668 is a deficient number, since it is larger than the sum of its proper divisors (1975258).

2633668 is a wasteful number, since it uses less digits than its factorization.

2633668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 658421 (or 658419 counting only the distinct ones).

The product of its digits is 31104, while the sum is 34.

The square root of 2633668 is about 1622.8579728368. The cubic root of 2633668 is about 138.0978791711.

The spelling of 2633668 in words is "two million, six hundred thirty-three thousand, six hundred sixty-eight".