28626002 has 4 divisors (see below), whose sum is σ = 42939006. Its totient is φ = 14313000.

The previous prime is 28625999. The next prime is 28626043. The reversal of 28626002 is 20062682.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 23145721 + 5480281 = 4811^2 + 2341^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7156499 + ... + 7156502.

Almost surely, 2^28626002 is an apocalyptic number.

28626002 is a deficient number, since it is larger than the sum of its proper divisors (14313004).

28626002 is a wasteful number, since it uses less digits than its factorization.

28626002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14313003.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 28626002 is about 5350.3272797092. The cubic root of 28626002 is about 305.9052278881.

Adding to 28626002 its reverse (20062682), we get a palindrome (48688684).

The spelling of 28626002 in words is "twenty-eight million, six hundred twenty-six thousand, two".