247214 has 16 divisors (see below), whose sum is σ = 428976. Its totient is φ = 105600.

The previous prime is 247201. The next prime is 247223. The reversal of 247214 is 412742.

It is a super-2 number, since 2×247214² = 122229523592, which contains 22 as substring.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 247214.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 44 + ... + 704.

It is an arithmetic number, because the mean of its divisors is an integer number (26811).

2²⁴⁷²¹⁴ is an apocalyptic number.

247214 is a deficient number, since it is larger than the sum of its proper divisors (181762).

247214 is a wasteful number, since it uses less digits than its factorization.

247214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 691.

The product of its digits is 448, while the sum is 20.

The square root of 247214 is about 497.2061946517. The cubic root of 247214 is about 62.7611684697.

Adding to 247214 its reverse (412742), we get a palindrome (659956).

The spelling of 247214 in words is "two hundred forty-seven thousand, two hundred fourteen", and thus it is an iban number.