1395824 has 20 divisors (see below), whose sum is σ = 2822736. Its totient is φ = 667392.

The previous prime is 1395817. The next prime is 1395829. The reversal of 1395824 is 4285931.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1395829) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1529 + ... + 2264.

2^1395824 is an apocalyptic number.

It is an amenable number.

1395824 is an abundant number, since it is smaller than the sum of its proper divisors (1426912).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1395824 is a wasteful number, since it uses less digits than its factorization.

1395824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3824 (or 3818 counting only the distinct ones).

The product of its digits is 8640, while the sum is 32.

The square root of 1395824 is about 1181.4499566211. The cubic root of 1395824 is about 111.7575537871.

The spelling of 1395824 in words is "one million, three hundred ninety-five thousand, eight hundred twenty-four".