1532644136 has 16 divisors (see below), whose sum is σ = 2908332000. Its totient is φ = 757088944.

The previous prime is 1532644117. The next prime is 1532644147. The reversal of 1532644136 is 6314462351.

It is a junction number, because it is equal to n+sod(n) for n = 1532644096 and 1532644105.

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, 1153436 + ... + 1154763.

It is an arithmetic number, because the mean of its divisors is an integer number (181770750).

Almost surely, 2^1532644136 is an apocalyptic number.

It is an amenable number.

1532644136 is a deficient number, since it is larger than the sum of its proper divisors (1375687864).

1532644136 is a wasteful number, since it uses less digits than its factorization.

1532644136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2308288 (or 2308284 counting only the distinct ones).

The product of its digits is 51840, while the sum is 35.

The square root of 1532644136 is about 39148.9991698383. Note that the first 3 decimals coincide. The cubic root of 1532644136 is about 1152.9587669205.

The spelling of 1532644136 in words is "one billion, five hundred thirty-two million, six hundred forty-four thousand, one hundred thirty-six".