1532453672 has 16 divisors (see below), whose sum is σ = 2899713300. Its totient is φ = 759196800.

The previous prime is 1532453639. The next prime is 1532453677. The reversal of 1532453672 is 2763542351.

It can be written as a sum of positive squares in 2 ways, for example, as 1454201956 + 78251716 = 38134^2 + 8846^2 .

It is not an unprimeable number, because it can be changed into a prime (1532453677) 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, 877829 + ... + 879572.

Almost surely, 2^1532453672 is an apocalyptic number.

It is an amenable number.

1532453672 is a deficient number, since it is larger than the sum of its proper divisors (1367259628).

1532453672 is a wasteful number, since it uses less digits than its factorization.

1532453672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1757516 (or 1757512 counting only the distinct ones).

The product of its digits is 151200, while the sum is 38.

The square root of 1532453672 is about 39146.5665416522. The cubic root of 1532453672 is about 1152.9110049666.

The spelling of 1532453672 in words is "one billion, five hundred thirty-two million, four hundred fifty-three thousand, six hundred seventy-two".