2036404 has 6 divisors (see below), whose sum is σ = 3563714. Its totient is φ = 1018200.

The previous prime is 2036393. The next prime is 2036423. The reversal of 2036404 is 4046302.

It can be written as a sum of positive squares in only one way, i.e., 1040400 + 996004 = 1020^2 + 998^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 254547 + ... + 254554.

2^2036404 is an apocalyptic number.

It is an amenable number.

2036404 is a deficient number, since it is larger than the sum of its proper divisors (1527310).

2036404 is a wasteful number, since it uses less digits than its factorization.

2036404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 509105 (or 509103 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 2036404 is about 1427.0262786648. The cubic root of 2036404 is about 126.7519493389.

The spelling of 2036404 in words is "two million, thirty-six thousand, four hundred four".