385628132 has 6 divisors (see below), whose sum is σ = 674849238. Its totient is φ = 192814064.

The previous prime is 385628099. The next prime is 385628137. The reversal of 385628132 is 231826583.

It can be written as a sum of positive squares in only one way, i.e., 348344896 + 37283236 = 18664^2 + 6106^2 .

It is not an unprimeable number, because it can be changed into a prime (385628137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48203513 + ... + 48203520.

It is an arithmetic number, because the mean of its divisors is an integer number (112474873).

Almost surely, 2^385628132 is an apocalyptic number.

It is an amenable number.

385628132 is a deficient number, since it is larger than the sum of its proper divisors (289221106).

385628132 is a wasteful number, since it uses less digits than its factorization.

385628132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96407037 (or 96407035 counting only the distinct ones).

The product of its digits is 69120, while the sum is 38.

The square root of 385628132 is about 19637.4166325411. The cubic root of 385628132 is about 727.8740498809.

The spelling of 385628132 in words is "three hundred eighty-five million, six hundred twenty-eight thousand, one hundred thirty-two".