385302552 has 32 divisors (see below), whose sum is σ = 1019919600. Its totient is φ = 120879104.

The previous prime is 385302551. The next prime is 385302559. The reversal of 385302552 is 255203583.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (385302551) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 471777 + ... + 472592.

Almost surely, 2^385302552 is an apocalyptic number.

It is an amenable number.

385302552 is an abundant number, since it is smaller than the sum of its proper divisors (634617048).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

385302552 is a wasteful number, since it uses less digits than its factorization.

385302552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 944395 (or 944391 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 33.

The square root of 385302552 is about 19629.1250951233. The cubic root of 385302552 is about 727.6691478540.

The spelling of 385302552 in words is "three hundred eighty-five million, three hundred two thousand, five hundred fifty-two".