355744 has 12 divisors (see below), whose sum is σ = 700434. Its totient is φ = 177856.

The previous prime is 355723. The next prime is 355753. The reversal of 355744 is 447553.

It can be written as a sum of positive squares in only one way, i.e., 345744 + 10000 = 588^2 + 100^2 .

It is an unprimeable number.

355744 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5527 + ... + 5590.

2³⁵⁵⁷⁴⁴ is an apocalyptic number.

It is an amenable number.

355744 is a deficient number, since it is larger than the sum of its proper divisors (344690).

355744 is a wasteful number, since it uses less digits than its factorization.

355744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11127 (or 11119 counting only the distinct ones).

The product of its digits is 8400, while the sum is 28.

The square root of 355744 is about 596.4427885389. The cubic root of 355744 is about 70.8564181582.

Subtracting 355744 from its reverse (447553), we obtain a square (91809 = 303²).

The spelling of 355744 in words is "three hundred fifty-five thousand, seven hundred forty-four".