28416130 has 16 divisors (see below), whose sum is σ = 51209784. Its totient is φ = 11352960.

The previous prime is 28416121. The next prime is 28416133. The reversal of 28416130 is 3161482.

It can be written as a sum of positive squares in 4 ways, for example, as 18550249 + 9865881 = 4307^2 + 3141^2 .

It is a junction number, because it is equal to n+sod(n) for n = 28416095 and 28416104.

It is not an unprimeable number, because it can be changed into a prime (28416133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15334 + ... + 17086.

Almost surely, 2^28416130 is an apocalyptic number.

28416130 is a deficient number, since it is larger than the sum of its proper divisors (22793654).

28416130 is a wasteful number, since it uses less digits than its factorization.

28416130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3381.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 28416130 is about 5330.6781932508. The cubic root of 28416130 is about 305.1558103839.

The spelling of 28416130 in words is "twenty-eight million, four hundred sixteen thousand, one hundred thirty".