353980 has 24 divisors (see below), whose sum is σ = 811440. Its totient is φ = 128640.

The previous prime is 353963. The next prime is 354001. The reversal of 353980 is 89353.

It is a happy number.

It is an Ulam number.

It is a plaindrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 585 + ... + 1024.

It is an arithmetic number, because the mean of its divisors is an integer number (33810).

2³⁵³⁹⁸⁰ is an apocalyptic number.

It is an amenable number.

353980 is an abundant number, since it is smaller than the sum of its proper divisors (457460).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

353980 is a wasteful number, since it uses less digits than its factorization.

353980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1629 (or 1627 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 353980 is about 594.9621836722. The cubic root of 353980 is about 70.7391073143.

The spelling of 353980 in words is "three hundred fifty-three thousand, nine hundred eighty".