1383724 has 24 divisors (see below), whose sum is σ = 2531088. Its totient is φ = 661440.

The previous prime is 1383691. The next prime is 1383731. The reversal of 1383724 is 4273831.

It is a junction number, because it is equal to n+sod(n) for n = 1383692 and 1383701.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12879 + ... + 12985.

It is an arithmetic number, because the mean of its divisors is an integer number (105462).

2^1383724 is an apocalyptic number.

It is an amenable number.

1383724 is a deficient number, since it is larger than the sum of its proper divisors (1147364).

1383724 is a wasteful number, since it uses less digits than its factorization.

1383724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225 (or 223 counting only the distinct ones).

The product of its digits is 4032, while the sum is 28.

The square root of 1383724 is about 1176.3179842203. The cubic root of 1383724 is about 111.4336846844.

It can be divided in two parts, 13837 and 24, that added together give a triangular number (13861 = T₁₆₆).

The spelling of 1383724 in words is "one million, three hundred eighty-three thousand, seven hundred twenty-four".