363636404 has 6 divisors (see below), whose sum is σ = 636363714. Its totient is φ = 181818200.

The previous prime is 363636401. The next prime is 363636451. The reversal of 363636404 is 404636363.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 306180004 + 57456400 = 17498^2 + 7580^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (363636401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45454547 + ... + 45454554.

It is an arithmetic number, because the mean of its divisors is an integer number (106060619).

Almost surely, 2^363636404 is an apocalyptic number.

It is an amenable number.

363636404 is a deficient number, since it is larger than the sum of its proper divisors (272727310).

363636404 is a wasteful number, since it uses less digits than its factorization.

363636404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90909105 (or 90909103 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 35.

The square root of 363636404 is about 19069.2528432553. The cubic root of 363636404 is about 713.7658819129.

The spelling of 363636404 in words is "three hundred sixty-three million, six hundred thirty-six thousand, four hundred four".