356047 has 4 divisors (see below), whose sum is σ = 357280. Its totient is φ = 354816.

The previous prime is 356039. The next prime is 356077. The reversal of 356047 is 740653.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 356047 - 2³ = 356039 is a prime.

It is a Duffinian number.

356047 is a lucky number.

It is a plaindrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (356077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79 + ... + 847.

It is an arithmetic number, because the mean of its divisors is an integer number (89320).

2³⁵⁶⁰⁴⁷ is an apocalyptic number.

356047 is a deficient number, since it is larger than the sum of its proper divisors (1233).

356047 is an equidigital number, since it uses as much as digits as its factorization.

356047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1232.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 356047 is about 596.6967403967. The cubic root of 356047 is about 70.8765294387.

The spelling of 356047 in words is "three hundred fifty-six thousand, forty-seven".