28348322 has 16 divisors (see below), whose sum is σ = 44727552. Its totient is φ = 13456560.

The previous prime is 28348321. The next prime is 28348337. The reversal of 28348322 is 22384382.

It is not an unprimeable number, because it can be changed into a prime (28348321) 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, 1028 + ... + 7599.

It is an arithmetic number, because the mean of its divisors is an integer number (2795472).

Almost surely, 2^28348322 is an apocalyptic number.

28348322 is a deficient number, since it is larger than the sum of its proper divisors (16379230).

28348322 is a wasteful number, since it uses less digits than its factorization.

28348322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8713.

The product of its digits is 18432, while the sum is 32.

The square root of 28348322 is about 5324.3142281424. The cubic root of 28348322 is about 304.9128910066.

The spelling of 28348322 in words is "twenty-eight million, three hundred forty-eight thousand, three hundred twenty-two".