355090 has 8 divisors (see below), whose sum is σ = 639180. Its totient is φ = 142032.

The previous prime is 355087. The next prime is 355093. The reversal of 355090 is 90553.

It is an interprime number because it is at equal distance from previous prime (355087) and next prime (355093).

It can be written as a sum of positive squares in 2 ways, for example, as 323761 + 31329 = 569^2 + 177^2 .

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

It is not an unprimeable number, because it can be changed into a prime (355093) 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, 17745 + ... + 17764.

2³⁵⁵⁰⁹⁰ is an apocalyptic number.

355090 is a deficient number, since it is larger than the sum of its proper divisors (284090).

355090 is a wasteful number, since it uses less digits than its factorization.

355090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35516.

The product of its (nonzero) digits is 675, while the sum is 22.

The square root of 355090 is about 595.8942859266. The cubic root of 355090 is about 70.8129706943.

The spelling of 355090 in words is "three hundred fifty-five thousand, ninety".