28413130 has 8 divisors (see below), whose sum is σ = 51143652. Its totient is φ = 11365248.

The previous prime is 28413109. The next prime is 28413181. The reversal of 28413130 is 3131482.

It can be written as a sum of positive squares in 2 ways, for example, as 25290841 + 3122289 = 5029^2 + 1767^2 .

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

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, 1420647 + ... + 1420666.

Almost surely, 2^28413130 is an apocalyptic number.

28413130 is a deficient number, since it is larger than the sum of its proper divisors (22730522).

28413130 is a wasteful number, since it uses less digits than its factorization.

28413130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2841320.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 28413130 is about 5330.3967957367. The cubic root of 28413130 is about 305.1450711822.

The spelling of 28413130 in words is "twenty-eight million, four hundred thirteen thousand, one hundred thirty".