355949 has 4 divisors (see below), whose sum is σ = 388320. Its totient is φ = 323580.

The previous prime is 355939. The next prime is 355951. The reversal of 355949 is 949553.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 949553 = 11 ⋅86323.

It is a cyclic number.

It is not a de Polignac number, because 355949 - 2⁴ = 355933 is a prime.

It is a Duffinian 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 (355909) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16169 + ... + 16190.

It is an arithmetic number, because the mean of its divisors is an integer number (97080).

2³⁵⁵⁹⁴⁹ is an apocalyptic number.

It is an amenable number.

355949 is a deficient number, since it is larger than the sum of its proper divisors (32371).

355949 is a wasteful number, since it uses less digits than its factorization.

355949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32370.

The product of its digits is 24300, while the sum is 35.

The square root of 355949 is about 596.6146159792. The cubic root of 355949 is about 70.8700260489.

The spelling of 355949 in words is "three hundred fifty-five thousand, nine hundred forty-nine".