2097604 has 12 divisors (see below), whose sum is σ = 3770284. Its totient is φ = 1020384.

The previous prime is 2097593. The next prime is 2097611. The reversal of 2097604 is 4067902.

It can be written as a sum of positive squares in 2 ways, for example, as 1849600 + 248004 = 1360^2 + 498^2 .

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam number.

It is a d-powerful number, because it can be written as 2²¹ + 0 + 9 + 7³ + 6² + 0 + 4³ .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6939 + ... + 7234.

2^2097604 is an apocalyptic number.

It is an amenable number.

2097604 is a deficient number, since it is larger than the sum of its proper divisors (1672680).

2097604 is a wasteful number, since it uses less digits than its factorization.

2097604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14214 (or 14212 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 2097604 is about 1448.3107401383. The cubic root of 2097604 is about 128.0091953030.

It can be divided in two parts, 209760 and 4, that added together give a square (209764 = 458²).

The spelling of 2097604 in words is "two million, ninety-seven thousand, six hundred four".