32628242 has 4 divisors (see below), whose sum is σ = 48942366. Its totient is φ = 16314120.

The previous prime is 32628221. The next prime is 32628247. The reversal of 32628242 is 24282623.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24282623 = 1013 ⋅23971.

It can be written as a sum of positive squares in only one way, i.e., 31798321 + 829921 = 5639^2 + 911^2 .

It is not an unprimeable number, because it can be changed into a prime (32628247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8157059 + ... + 8157062.

Almost surely, 2^32628242 is an apocalyptic number.

32628242 is a deficient number, since it is larger than the sum of its proper divisors (16314124).

32628242 is a wasteful number, since it uses less digits than its factorization.

32628242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16314123.

The product of its digits is 9216, while the sum is 29.

The square root of 32628242 is about 5712.1136193182. The cubic root of 32628242 is about 319.5444102703.

The spelling of 32628242 in words is "thirty-two million, six hundred twenty-eight thousand, two hundred forty-two".