247326 has 8 divisors (see below), whose sum is σ = 494664. Its totient is φ = 82440.

The previous prime is 247309. The next prime is 247337. The reversal of 247326 is 623742.

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

247326 is an admirable number.

It is a super-2 number, since 2×247326² = 122340300552, which contains 22 as substring.

It is a nialpdrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 247296 and 247305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20605 + ... + 20616.

It is an arithmetic number, because the mean of its divisors is an integer number (61833).

2²⁴⁷³²⁶ is an apocalyptic number.

247326 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.

247326 is a wasteful number, since it uses less digits than its factorization.

247326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41226.

The product of its digits is 2016, while the sum is 24.

The square root of 247326 is about 497.3188112268. The cubic root of 247326 is about 62.7706449956.

The spelling of 247326 in words is "two hundred forty-seven thousand, three hundred twenty-six".