382557097 has 8 divisors (see below), whose sum is σ = 423119816. Its totient is φ = 343585152.

The previous prime is 382557089. The next prime is 382557113. The reversal of 382557097 is 790755283.

It can be written as a sum of positive squares in 4 ways, for example, as 110439081 + 272118016 = 10509^2 + 16496^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 382557097 - 2³ = 382557089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (382557037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 397188 + ... + 398149.

It is an arithmetic number, because the mean of its divisors is an integer number (52889977).

Almost surely, 2^382557097 is an apocalyptic number.

382557097 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

It is an amenable number.

382557097 is a deficient number, since it is larger than the sum of its proper divisors (40562719).

382557097 is a wasteful number, since it uses less digits than its factorization.

382557097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 795387.

The product of its (nonzero) digits is 529200, while the sum is 46.

The square root of 382557097 is about 19559.0668744703. The cubic root of 382557097 is about 725.9367025337.

The spelling of 382557097 in words is "three hundred eighty-two million, five hundred fifty-seven thousand, ninety-seven".