352386921 has 8 divisors (see below), whose sum is σ = 470285824. Its totient is φ = 234706320.

The previous prime is 352386913. The next prime is 352386941. The reversal of 352386921 is 129683253.

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

It is not a de Polignac number, because 352386921 - 2³ = 352386913 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 352386921.

It is not an unprimeable number, because it can be changed into a prime (352386911) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50770 + ... + 57291.

It is an arithmetic number, because the mean of its divisors is an integer number (58785728).

Almost surely, 2^352386921 is an apocalyptic number.

It is an amenable number.

352386921 is a deficient number, since it is larger than the sum of its proper divisors (117898903).

352386921 is a wasteful number, since it uses less digits than its factorization.

352386921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109151.

The product of its digits is 77760, while the sum is 39.

The square root of 352386921 is about 18771.9716865331. The cubic root of 352386921 is about 706.3282779971.

The spelling of 352386921 in words is "three hundred fifty-two million, three hundred eighty-six thousand, nine hundred twenty-one".