2690002 has 12 divisors (see below), whose sum is σ = 4693950. Its totient is φ = 1152816.

The previous prime is 2689997. The next prime is 2690003. The reversal of 2690002 is 2000962.

It can be written as a sum of positive squares in only one way, i.e., 2019241 + 670761 = 1421^2 + 819^2 .

It is a super-2 number, since 2×2690002² = 14472221520008, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2690003) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13627 + ... + 13822.

2^2690002 is an apocalyptic number.

2690002 is a deficient number, since it is larger than the sum of its proper divisors (2003948).

2690002 is a wasteful number, since it uses less digits than its factorization.

2690002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27465 (or 27458 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 2690002 is about 1640.1225563963. The cubic root of 2690002 is about 139.0755761049.

Adding to 2690002 its reverse (2000962), we get a palindrome (4690964).

The spelling of 2690002 in words is "two million, six hundred ninety thousand, two".