355478 has 4 divisors (see below), whose sum is σ = 533220. Its totient is φ = 177738.

The previous prime is 355463. The next prime is 355483. The reversal of 355478 is 874553.

It is a happy number.

355478 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

355478 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, 88868 + ... + 88871.

It is an arithmetic number, because the mean of its divisors is an integer number (133305).

2³⁵⁵⁴⁷⁸ is an apocalyptic number.

355478 is a deficient number, since it is larger than the sum of its proper divisors (177742).

355478 is a wasteful number, since it uses less digits than its factorization.

355478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177741.

The product of its digits is 16800, while the sum is 32.

The square root of 355478 is about 596.2197581429. The cubic root of 355478 is about 70.8387532954.

The spelling of 355478 in words is "three hundred fifty-five thousand, four hundred seventy-eight".