28922835 has 32 divisors (see below), whose sum is σ = 47900160. Its totient is φ = 14892800.

The previous prime is 28922833. The next prime is 28922857. The reversal of 28922835 is 53822982.

It is not a de Polignac number, because 28922835 - 2¹ = 28922833 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 28922793 and 28922802.

It is not an unprimeable number, because it can be changed into a prime (28922833) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 80386 + ... + 80744.

It is an arithmetic number, because the mean of its divisors is an integer number (1496880).

Almost surely, 2^28922835 is an apocalyptic number.

28922835 is a deficient number, since it is larger than the sum of its proper divisors (18977325).

28922835 is a wasteful number, since it uses less digits than its factorization.

28922835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 539.

The product of its digits is 69120, while the sum is 39.

The square root of 28922835 is about 5377.9954444012. The cubic root of 28922835 is about 306.9589401385.

The spelling of 28922835 in words is "twenty-eight million, nine hundred twenty-two thousand, eight hundred thirty-five".