2643002 has 8 divisors (see below), whose sum is σ = 4101300. Its totient is φ = 1275904.

The previous prime is 2642993. The next prime is 2643013. The reversal of 2643002 is 2003462.

It can be written as a sum of positive squares in 2 ways, for example, as 2430481 + 212521 = 1559^2 + 461^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22727 + ... + 22842.

2^2643002 is an apocalyptic number.

2643002 is a deficient number, since it is larger than the sum of its proper divisors (1458298).

2643002 is a wasteful number, since it uses less digits than its factorization.

2643002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45600.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 2643002 is about 1625.7312200976. The cubic root of 2643002 is about 138.2608313484.

Adding to 2643002 its reverse (2003462), we get a palindrome (4646464).

The spelling of 2643002 in words is "two million, six hundred forty-three thousand, two".