388303996 has 6 divisors (see below), whose sum is σ = 679532000. Its totient is φ = 194151996.

The previous prime is 388303991. The next prime is 388303999. The reversal of 388303996 is 699303883.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (388303991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48537996 + ... + 48538003.

Almost surely, 2^388303996 is an apocalyptic number.

It is an amenable number.

388303996 is a deficient number, since it is larger than the sum of its proper divisors (291228004).

388303996 is a wasteful number, since it uses less digits than its factorization.

388303996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97076003 (or 97076001 counting only the distinct ones).

The product of its (nonzero) digits is 839808, while the sum is 49.

The square root of 388303996 is about 19705.4306220392. The cubic root of 388303996 is about 729.5537373802.

The spelling of 388303996 in words is "three hundred eighty-eight million, three hundred three thousand, nine hundred ninety-six".