32152138 has 8 divisors (see below), whose sum is σ = 48706020. Its totient is φ = 15916800.

The previous prime is 32152121. The next prime is 32152139. The reversal of 32152138 is 83125123.

It can be written as a sum of positive squares in 2 ways, for example, as 32114889 + 37249 = 5667^2 + 193^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (32152139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79383 + ... + 79786.

Almost surely, 2^32152138 is an apocalyptic number.

32152138 is a deficient number, since it is larger than the sum of its proper divisors (16553882).

32152138 is a wasteful number, since it uses less digits than its factorization.

32152138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159272.

The product of its digits is 1440, while the sum is 25.

The square root of 32152138 is about 5670.2855307295. The cubic root of 32152138 is about 317.9825485195.

The spelling of 32152138 in words is "thirty-two million, one hundred fifty-two thousand, one hundred thirty-eight".