347824 has 10 divisors (see below), whose sum is σ = 673940. Its totient is φ = 173904.

The previous prime is 347821. The next prime is 347849. The reversal of 347824 is 428743.

It is a junction number, because it is equal to n+sod(n) for n = 347792 and 347801.

It is not an unprimeable number, because it can be changed into a prime (347821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10854 + ... + 10885.

It is an arithmetic number, because the mean of its divisors is an integer number (67394).

2³⁴⁷⁸²⁴ is an apocalyptic number.

It is an amenable number.

347824 is a deficient number, since it is larger than the sum of its proper divisors (326116).

347824 is a wasteful number, since it uses less digits than its factorization.

347824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21747 (or 21741 counting only the distinct ones).

The product of its digits is 5376, while the sum is 28.

The square root of 347824 is about 589.7660553135. The cubic root of 347824 is about 70.3266367296.

It can be divided in two parts, 34782 and 4, that multiplied together give a triangular number (139128 = T₅₂₇).

The spelling of 347824 in words is "three hundred forty-seven thousand, eight hundred twenty-four".