352670347 has 4 divisors (see below), whose sum is σ = 362202016. Its totient is φ = 343138680.

The previous prime is 352670333. The next prime is 352670371. The reversal of 352670347 is 743076253.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 352670347 - 2¹⁹ = 352146059 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37), and also a Moran number because the ratio is a prime number: 9531631 = 352670347 / (3 + 5 + 2 + 6 + 7 + 0 + 3 + 4 + 7).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (352670947) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4765779 + ... + 4765852.

It is an arithmetic number, because the mean of its divisors is an integer number (90550504).

Almost surely, 2^352670347 is an apocalyptic number.

352670347 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

352670347 is a deficient number, since it is larger than the sum of its proper divisors (9531669).

352670347 is an equidigital number, since it uses as much as digits as its factorization.

352670347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9531668.

The product of its (nonzero) digits is 105840, while the sum is 37.

The square root of 352670347 is about 18779.5193495467. The cubic root of 352670347 is about 706.5175946629.

The spelling of 352670347 in words is "three hundred fifty-two million, six hundred seventy thousand, three hundred forty-seven".