356668 has 24 divisors (see below), whose sum is σ = 709520. Its totient is φ = 155952.

The previous prime is 356663. The next prime is 356693. The reversal of 356668 is 866653.

It is an Ulam number.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (356663) by changing a digit.

356668 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 in 7 ways as a sum of consecutive naturals, for example, 18763 + ... + 18781.

2³⁵⁶⁶⁶⁸ is an apocalyptic number.

356668 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

It is an amenable number.

356668 is a deficient number, since it is larger than the sum of its proper divisors (352852).

356668 is a wasteful number, since it uses less digits than its factorization.

356668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74 (or 34 counting only the distinct ones).

The product of its digits is 25920, while the sum is 34.

The square root of 356668 is about 597.2168785291. The cubic root of 356668 is about 70.9177119795.

It can be divided in two parts, 356 and 668, that added together give a 10-th power (1024 = 2¹⁰).

The spelling of 356668 in words is "three hundred fifty-six thousand, six hundred sixty-eight".