363640404 has 24 divisors (see below), whose sum is σ = 898406208. Its totient is φ = 114083200.

The previous prime is 363640399. The next prime is 363640427. The reversal of 363640404 is 404046363.

363640404 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 891072 + ... + 891479.

It is an arithmetic number, because the mean of its divisors is an integer number (37433592).

Almost surely, 2^363640404 is an apocalyptic number.

363640404 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

363640404 is an abundant number, since it is smaller than the sum of its proper divisors (534765804).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

363640404 is a wasteful number, since it uses less digits than its factorization.

363640404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1782575 (or 1782573 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 30.

The square root of 363640404 is about 19069.3577238459. The cubic root of 363640404 is about 713.7684990446.

Adding to 363640404 its reverse (404046363), we get a palindrome (767686767).

The spelling of 363640404 in words is "three hundred sixty-three million, six hundred forty thousand, four hundred four".