388276652 has 12 divisors (see below), whose sum is σ = 680596896. Its totient is φ = 193820400.

The previous prime is 388276649. The next prime is 388276687. The reversal of 388276652 is 256672883.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 388276597 and 388276606.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 76724 + ... + 81627.

It is an arithmetic number, because the mean of its divisors is an integer number (56716408).

Almost surely, 2^388276652 is an apocalyptic number.

It is an amenable number.

388276652 is a deficient number, since it is larger than the sum of its proper divisors (292320244).

388276652 is a wasteful number, since it uses less digits than its factorization.

388276652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158968 (or 158966 counting only the distinct ones).

The product of its digits is 967680, while the sum is 47.

The square root of 388276652 is about 19704.7367909343. The cubic root of 388276652 is about 729.5366121502.

The spelling of 388276652 in words is "three hundred eighty-eight million, two hundred seventy-six thousand, six hundred fifty-two".