32528642 has 8 divisors (see below), whose sum is σ = 49249296. Its totient is φ = 16112212.

The previous prime is 32528623. The next prime is 32528651. The reversal of 32528642 is 24682523.

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

It is a super-2 number, since 2×32528642² = 2116225100728328, which contains 22 as substring.

It is a nialpdrome in base 12.

It is a junction number, because it is equal to n+sod(n) for n = 32528599 and 32528608.

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, 75788 + ... + 76215.

It is an arithmetic number, because the mean of its divisors is an integer number (6156162).

Almost surely, 2^32528642 is an apocalyptic number.

32528642 is a deficient number, since it is larger than the sum of its proper divisors (16720654).

32528642 is a wasteful number, since it uses less digits than its factorization.

32528642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152112.

The product of its digits is 23040, while the sum is 32.

The square root of 32528642 is about 5703.3886418514. The cubic root of 32528642 is about 319.2189349492.

The spelling of 32528642 in words is "thirty-two million, five hundred twenty-eight thousand, six hundred forty-two".