1545472 has 18 divisors (see below), whose sum is σ = 3085418. Its totient is φ = 772608.

The previous prime is 1545461. The next prime is 1545473. The reversal of 1545472 is 2745451.

It can be written as a sum of positive squares in only one way, i.e., 1115136 + 430336 = 1056^2 + 656^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1545472.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1545473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2763 + ... + 3274.

2^1545472 is an apocalyptic number.

It is an amenable number.

1545472 is a deficient number, since it is larger than the sum of its proper divisors (1539946).

1545472 is an frugal number, since it uses more digits than its factorization.

1545472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6053 (or 6039 counting only the distinct ones).

The product of its digits is 5600, while the sum is 28.

The square root of 1545472 is about 1243.1701412116. The cubic root of 1545472 is about 115.6166497013.

The spelling of 1545472 in words is "one million, five hundred forty-five thousand, four hundred seventy-two".