2084690 has 8 divisors (see below), whose sum is σ = 3752460. Its totient is φ = 833872.

The previous prime is 2084689. The next prime is 2084749. The reversal of 2084690 is 964802.

It can be written as a sum of positive squares in 2 ways, for example, as 1968409 + 116281 = 1403^2 + 341^2 .

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

It is a super-2 number, since 2×2084690² = 8691864792200, which contains 22 as substring.

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, 104225 + ... + 104244.

2^2084690 is an apocalyptic number.

2084690 is a deficient number, since it is larger than the sum of its proper divisors (1667770).

2084690 is a wasteful number, since it uses less digits than its factorization.

2084690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208476.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 2084690 is about 1443.8455596081. The cubic root of 2084690 is about 127.7459560890.

The spelling of 2084690 in words is "two million, eighty-four thousand, six hundred ninety".