247347364 has 24 divisors (see below), whose sum is σ = 473126976. Its totient is φ = 112212000.

The previous prime is 247347349. The next prime is 247347367. The reversal of 247347364 is 463743742.

It is a super-2 number, since 2×247347364² = 122361436955496992, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (247347367) 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, 18609 + ... + 28999.

It is an arithmetic number, because the mean of its divisors is an integer number (19713624).

Almost surely, 2^247347364 is an apocalyptic number.

It is an amenable number.

247347364 is a deficient number, since it is larger than the sum of its proper divisors (225779612).

247347364 is a wasteful number, since it uses less digits than its factorization.

247347364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10947 (or 10945 counting only the distinct ones).

The product of its digits is 338688, while the sum is 40.

The square root of 247347364 is about 15727.2808838655. The cubic root of 247347364 is about 627.7245231795.

The spelling of 247347364 in words is "two hundred forty-seven million, three hundred forty-seven thousand, three hundred sixty-four".