356838 has 8 divisors (see below), whose sum is σ = 713688. Its totient is φ = 118944.

The previous prime is 356831. The next prime is 356869. The reversal of 356838 is 838653.

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

356838 is an admirable number.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 356799 and 356808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (356831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29731 + ... + 29742.

It is an arithmetic number, because the mean of its divisors is an integer number (89211).

2³⁵⁶⁸³⁸ is an apocalyptic number.

356838 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

356838 is a wasteful number, since it uses less digits than its factorization.

356838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59478.

The product of its digits is 17280, while the sum is 33.

The square root of 356838 is about 597.3591884285. The cubic root of 356838 is about 70.9289774478.

The spelling of 356838 in words is "three hundred fifty-six thousand, eight hundred thirty-eight".