1572328 has 8 divisors (see below), whose sum is σ = 2948130. Its totient is φ = 786160.

The previous prime is 1572323. The next prime is 1572331. The reversal of 1572328 is 8232751.

It can be written as a sum of positive squares in only one way, i.e., 1483524 + 88804 = 1218^2 + 298^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1572296 and 1572305.

It is not an unprimeable number, because it can be changed into a prime (1572323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98263 + ... + 98278.

2^1572328 is an apocalyptic number.

It is an amenable number.

1572328 is a deficient number, since it is larger than the sum of its proper divisors (1375802).

1572328 is a wasteful number, since it uses less digits than its factorization.

1572328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196547 (or 196543 counting only the distinct ones).

The product of its digits is 3360, while the sum is 28.

The square root of 1572328 is about 1253.9250376318. The cubic root of 1572328 is about 116.2825060367.

It can be divided in two parts, 15723 and 28, that added together give a palindrome (15751).

The spelling of 1572328 in words is "one million, five hundred seventy-two thousand, three hundred twenty-eight".