28416190 has 16 divisors (see below), whose sum is σ = 55799280. Its totient is φ = 10333120.

The previous prime is 28416173. The next prime is 28416203. The reversal of 28416190 is 9161482.

It is a happy number.

It is a super-2 number, since 2×28416190² = 1614959708232200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129055 + ... + 129274.

It is an arithmetic number, because the mean of its divisors is an integer number (3487455).

Almost surely, 2^28416190 is an apocalyptic number.

28416190 is a deficient number, since it is larger than the sum of its proper divisors (27383090).

28416190 is a wasteful number, since it uses less digits than its factorization.

28416190 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258347.

The product of its (nonzero) digits is 3456, while the sum is 31.

The square root of 28416190 is about 5330.6838210496. The cubic root of 28416190 is about 305.1560251602.

The spelling of 28416190 in words is "twenty-eight million, four hundred sixteen thousand, one hundred ninety".