32293138 has 8 divisors (see below), whose sum is σ = 48470832. Its totient is φ = 16136196.

The previous prime is 32293133. The next prime is 32293139. The reversal of 32293138 is 83139223.

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 (32293133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 420 + ... + 8047.

It is an arithmetic number, because the mean of its divisors is an integer number (6058854).

Almost surely, 2^32293138 is an apocalyptic number.

32293138 is a deficient number, since it is larger than the sum of its proper divisors (16177694).

32293138 is a wasteful number, since it uses less digits than its factorization.

32293138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10376.

The product of its digits is 7776, while the sum is 31.

The square root of 32293138 is about 5682.7051656759. The cubic root of 32293138 is about 318.4466976217.

The spelling of 32293138 in words is "thirty-two million, two hundred ninety-three thousand, one hundred thirty-eight".