1533472 has 24 divisors (see below), whose sum is σ = 3047436. Its totient is φ = 759552.

The previous prime is 1533463. The next prime is 1533481. The reversal of 1533472 is 2743351.

It is an interprime number because it is at equal distance from previous prime (1533463) and next prime (1533481).

It can be written as a sum of positive squares in 2 ways, for example, as 1527696 + 5776 = 1236^2 + 76^2 .

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5398 + ... + 5674.

2^1533472 is an apocalyptic number.

It is an amenable number.

1533472 is a deficient number, since it is larger than the sum of its proper divisors (1513964).

1533472 is a wasteful number, since it uses less digits than its factorization.

1533472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 460 (or 452 counting only the distinct ones).

The product of its digits is 2520, while the sum is 25.

The square root of 1533472 is about 1238.3343651858. The cubic root of 1533472 is about 115.3166321353.

The spelling of 1533472 in words is "one million, five hundred thirty-three thousand, four hundred seventy-two".