6936404 has 6 divisors (see below), whose sum is σ = 12138714. Its totient is φ = 3468200.

The previous prime is 6936403. The next prime is 6936407. The reversal of 6936404 is 4046396.

It can be written as a sum of positive squares in only one way, i.e., 3880900 + 3055504 = 1970^2 + 1748^2 .

It is a super-2 number, since 2×6936404² = 96227400902432, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6936403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 867047 + ... + 867054.

It is an arithmetic number, because the mean of its divisors is an integer number (2023119).

Almost surely, 2^6936404 is an apocalyptic number.

It is an amenable number.

6936404 is a deficient number, since it is larger than the sum of its proper divisors (5202310).

6936404 is a wasteful number, since it uses less digits than its factorization.

6936404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1734105 (or 1734103 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 32.

The square root of 6936404 is about 2633.7053745626. The cubic root of 6936404 is about 190.7120465661.

The spelling of 6936404 in words is "six million, nine hundred thirty-six thousand, four hundred four".