388469332 has 6 divisors (see below), whose sum is σ = 679821338. Its totient is φ = 194234664.

The previous prime is 388469317. The next prime is 388469359. The reversal of 388469332 is 233964883.

It can be written as a sum of positive squares in only one way, i.e., 310252996 + 78216336 = 17614^2 + 8844^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48558663 + ... + 48558670.

Almost surely, 2^388469332 is an apocalyptic number.

It is an amenable number.

388469332 is a deficient number, since it is larger than the sum of its proper divisors (291352006).

388469332 is a wasteful number, since it uses less digits than its factorization.

388469332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97117337 (or 97117335 counting only the distinct ones).

The product of its digits is 746496, while the sum is 46.

The square root of 388469332 is about 19709.6253642732. The cubic root of 388469332 is about 729.6572682754.

The spelling of 388469332 in words is "three hundred eighty-eight million, four hundred sixty-nine thousand, three hundred thirty-two".