352282381 has 32 divisors (see below), whose sum is σ = 419437440. Its totient is φ = 292300800.

The previous prime is 352282367. The next prime is 352282391. The reversal of 352282381 is 183282253.

It is not a de Polignac number, because 352282381 - 2⁵ = 352282349 is a prime.

It is a super-2 number, since 2×352282381² = 248205751926058322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (352282331) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1015050 + ... + 1015396.

It is an arithmetic number, because the mean of its divisors is an integer number (13107420).

Almost surely, 2^352282381 is an apocalyptic number.

It is an amenable number.

352282381 is a deficient number, since it is larger than the sum of its proper divisors (67155059).

352282381 is a wasteful number, since it uses less digits than its factorization.

352282381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525.

The product of its digits is 23040, while the sum is 34.

The square root of 352282381 is about 18769.1870095644. The cubic root of 352282381 is about 706.2584240413.

The spelling of 352282381 in words is "three hundred fifty-two million, two hundred eighty-two thousand, three hundred eighty-one".