28473350 has 24 divisors (see below), whose sum is σ = 54395328. Its totient is φ = 11080800.

The previous prime is 28473337. The next prime is 28473359. The reversal of 28473350 is 5337482.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28473359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5846 + ... + 9545.

It is an arithmetic number, because the mean of its divisors is an integer number (2266472).

Almost surely, 2^28473350 is an apocalyptic number.

28473350 is a deficient number, since it is larger than the sum of its proper divisors (25921978).

28473350 is a wasteful number, since it uses less digits than its factorization.

28473350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15440 (or 15435 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 28473350 is about 5336.0425410598. The cubic root of 28473350 is about 305.3604982198.

The spelling of 28473350 in words is "twenty-eight million, four hundred seventy-three thousand, three hundred fifty".