363639964 has 6 divisors (see below), whose sum is σ = 636369944. Its totient is φ = 181819980.

The previous prime is 363639953. The next prime is 363639967. The reversal of 363639964 is 469936363.

It is a happy number.

363639964 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 not an unprimeable number, because it can be changed into a prime (363639967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45454992 + ... + 45454999.

Almost surely, 2^363639964 is an apocalyptic number.

It is an amenable number.

363639964 is a deficient number, since it is larger than the sum of its proper divisors (272729980).

363639964 is a wasteful number, since it uses less digits than its factorization.

363639964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90909995 (or 90909993 counting only the distinct ones).

The product of its digits is 1889568, while the sum is 49.

The square root of 363639964 is about 19069.3461870091. The cubic root of 363639964 is about 713.7682111611.

The spelling of 363639964 in words is "three hundred sixty-three million, six hundred thirty-nine thousand, nine hundred sixty-four".