352638347 has 8 divisors (see below), whose sum is σ = 383998800. Its totient is φ = 322557984.

The previous prime is 352638343. The next prime is 352638373. The reversal of 352638347 is 743836253.

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

It is not a de Polignac number, because 352638347 - 2² = 352638343 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (352638343) 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, 319448 + ... + 320549.

It is an arithmetic number, because the mean of its divisors is an integer number (47999850).

Almost surely, 2^352638347 is an apocalyptic number.

352638347 is a deficient number, since it is larger than the sum of its proper divisors (31360453).

352638347 is a wasteful number, since it uses less digits than its factorization.

352638347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 640045.

The product of its digits is 362880, while the sum is 41.

The square root of 352638347 is about 18778.6673382325. The cubic root of 352638347 is about 706.4962250873.

The spelling of 352638347 in words is "three hundred fifty-two million, six hundred thirty-eight thousand, three hundred forty-seven".