1453328 has 10 divisors (see below), whose sum is σ = 2815854. Its totient is φ = 726656.

The previous prime is 1453321. The next prime is 1453337. The reversal of 1453328 is 8233541.

It can be written as a sum of positive squares in only one way, i.e., 1317904 + 135424 = 1148^2 + 368^2 .

It is a super-2 number, since 2×1453328² = 4224324551168, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1453297 and 1453306.

It is not an unprimeable number, because it can be changed into a prime (1453321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45401 + ... + 45432.

2^1453328 is an apocalyptic number.

It is an amenable number.

1453328 is a deficient number, since it is larger than the sum of its proper divisors (1362526).

1453328 is an equidigital number, since it uses as much as digits as its factorization.

1453328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90841 (or 90835 counting only the distinct ones).

The product of its digits is 2880, while the sum is 26.

The square root of 1453328 is about 1205.5405426613. The cubic root of 1453328 is about 113.2716465533.

Adding to 1453328 its reverse (8233541), we get a palindrome (9686869).

The spelling of 1453328 in words is "one million, four hundred fifty-three thousand, three hundred twenty-eight".