247353 has 8 divisors (see below), whose sum is σ = 338016. Its totient is φ = 160800.

The previous prime is 247343. The next prime is 247363. The reversal of 247353 is 353742.

It is an interprime number because it is at equal distance from previous prime (247343) and next prime (247363).

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

It is not a de Polignac number, because 247353 - 2⁴ = 247337 is a prime.

It is a super-2 number, since 2×247353² = 122367013218, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (247343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 883 + ... + 1128.

It is an arithmetic number, because the mean of its divisors is an integer number (42252).

2²⁴⁷³⁵³ is an apocalyptic number.

It is an amenable number.

247353 is a deficient number, since it is larger than the sum of its proper divisors (90663).

247353 is a wasteful number, since it uses less digits than its factorization.

247353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2055.

The product of its digits is 2520, while the sum is 24.

The square root of 247353 is about 497.3459560507. The cubic root of 247353 is about 62.7729290872.

The spelling of 247353 in words is "two hundred forty-seven thousand, three hundred fifty-three".