246647 has 4 divisors (see below), whose sum is σ = 248376. Its totient is φ = 244920.

The previous prime is 246643. The next prime is 246661. The reversal of 246647 is 746642.

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

It is not a de Polignac number, because 246647 - 2² = 246643 is a prime.

It is an Ulam number.

It is a Duffinian number.

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 246647.

It is not an unprimeable number, because it can be changed into a prime (246641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 629 + ... + 942.

It is an arithmetic number, because the mean of its divisors is an integer number (62094).

2²⁴⁶⁶⁴⁷ is an apocalyptic number.

246647 is a deficient number, since it is larger than the sum of its proper divisors (1729).

246647 is a wasteful number, since it uses less digits than its factorization.

246647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1728.

The product of its digits is 8064, while the sum is 29.

The square root of 246647 is about 496.6356813601. The cubic root of 246647 is about 62.7131495831.

The spelling of 246647 in words is "two hundred forty-six thousand, six hundred forty-seven".