2690984 has 8 divisors (see below), whose sum is σ = 5045610. Its totient is φ = 1345488.

The previous prime is 2690959. The next prime is 2690993. The reversal of 2690984 is 4890962.

It can be written as a sum of positive squares in only one way, i.e., 1898884 + 792100 = 1378^2 + 890^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-3 number, since 3×2690984³ = 58459433345936051712, which contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 168179 + ... + 168194.

2^2690984 is an apocalyptic number.

It is an amenable number.

2690984 is a deficient number, since it is larger than the sum of its proper divisors (2354626).

2690984 is a wasteful number, since it uses less digits than its factorization.

2690984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336379 (or 336375 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 2690984 is about 1640.4218969521. The cubic root of 2690984 is about 139.0924974802.

The spelling of 2690984 in words is "two million, six hundred ninety thousand, nine hundred eighty-four".