352881 has 6 divisors (see below), whose sum is σ = 509730. Its totient is φ = 235248.

The previous prime is 352867. The next prime is 352883. The reversal of 352881 is 188253.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 349281 + 3600 = 591^2 + 60^2 .

It is not a de Polignac number, because 352881 - 2⁶ = 352817 is a prime.

It is a super-2 number, since 2×352881² = 249050000322, which contains 22 as substring.

It is an Ulam number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (352883) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19596 + ... + 19613.

It is an arithmetic number, because the mean of its divisors is an integer number (84955).

2³⁵²⁸⁸¹ is an apocalyptic number.

It is an amenable number.

352881 is a deficient number, since it is larger than the sum of its proper divisors (156849).

352881 is a wasteful number, since it uses less digits than its factorization.

352881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39215 (or 39212 counting only the distinct ones).

The product of its digits is 1920, while the sum is 27.

The square root of 352881 is about 594.0378775802. The cubic root of 352881 is about 70.6658236322.

It can be divided in two parts, 35 and 2881, that added together give a square (2916 = 54²).

The spelling of 352881 in words is "three hundred fifty-two thousand, eight hundred eighty-one".