353969 has 8 divisors (see below), whose sum is σ = 441408. Its totient is φ = 275760.

The previous prime is 353963. The next prime is 354001. The reversal of 353969 is 969353.

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

It is a cyclic number.

It is not a de Polignac number, because 353969 - 2¹⁶ = 288433 is a prime.

It is a super-2 number, since 2×353969² = 250588105922, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (353963) 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, 2222 + ... + 2375.

It is an arithmetic number, because the mean of its divisors is an integer number (55176).

2³⁵³⁹⁶⁹ is an apocalyptic number.

It is an amenable number.

353969 is a deficient number, since it is larger than the sum of its proper divisors (87439).

353969 is a wasteful number, since it uses less digits than its factorization.

353969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4615.

The product of its digits is 21870, while the sum is 35.

The square root of 353969 is about 594.9529393154. The cubic root of 353969 is about 70.7383745627.

It can be divided in two parts, 35 and 3969, that added together give a palindrome (4004).

The spelling of 353969 in words is "three hundred fifty-three thousand, nine hundred sixty-nine".