28595234 has 4 divisors (see below), whose sum is σ = 42892854. Its totient is φ = 14297616.

The previous prime is 28595227. The next prime is 28595239. The reversal of 28595234 is 43259582.

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., 22118209 + 6477025 = 4703^2 + 2545^2 .

It is not an unprimeable number, because it can be changed into a prime (28595239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7148807 + ... + 7148810.

Almost surely, 2^28595234 is an apocalyptic number.

28595234 is a deficient number, since it is larger than the sum of its proper divisors (14297620).

28595234 is a wasteful number, since it uses less digits than its factorization.

28595234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14297619.

The product of its digits is 86400, while the sum is 38.

The square root of 28595234 is about 5347.4511685475. The cubic root of 28595234 is about 305.7955901982.

The spelling of 28595234 in words is "twenty-eight million, five hundred ninety-five thousand, two hundred thirty-four".