28413373 has 8 divisors (see below), whose sum is σ = 29662040. Its totient is φ = 27190080.

The previous prime is 28413317. The next prime is 28413383. The reversal of 28413373 is 37331482.

It can be written as a sum of positive squares in 4 ways, for example, as 142884 + 28270489 = 378^2 + 5317^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 28413373 - 2⁹ = 28412861 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28413313) 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, 4038 + ... + 8551.

It is an arithmetic number, because the mean of its divisors is an integer number (3707755).

Almost surely, 2^28413373 is an apocalyptic number.

It is an amenable number.

28413373 is a deficient number, since it is larger than the sum of its proper divisors (1248667).

28413373 is a wasteful number, since it uses less digits than its factorization.

28413373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12687.

The product of its digits is 12096, while the sum is 31.

The square root of 28413373 is about 5330.4195894882. The cubic root of 28413373 is about 305.1459410857.

The spelling of 28413373 in words is "twenty-eight million, four hundred thirteen thousand, three hundred seventy-three".