32748638 has 8 divisors (see below), whose sum is σ = 52901688. Its totient is φ = 15114744.

The previous prime is 32748637. The next prime is 32748641. The reversal of 32748638 is 83684723.

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

It is a junction number, because it is equal to n+sod(n) for n = 32748595 and 32748604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32748631) 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, 629756 + ... + 629807.

It is an arithmetic number, because the mean of its divisors is an integer number (6612711).

Almost surely, 2^32748638 is an apocalyptic number.

32748638 is a deficient number, since it is larger than the sum of its proper divisors (20153050).

32748638 is a wasteful number, since it uses less digits than its factorization.

32748638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1259578.

The product of its digits is 193536, while the sum is 41.

The square root of 32748638 is about 5722.6425714000. The cubic root of 32748638 is about 319.9369602383.

The spelling of 32748638 in words is "thirty-two million, seven hundred forty-eight thousand, six hundred thirty-eight".