28773334 has 16 divisors (see below), whose sum is σ = 46180080. Its totient is φ = 13404960.

The previous prime is 28773331. The next prime is 28773337. The reversal of 28773334 is 43337782.

It is an interprime number because it is at equal distance from previous prime (28773331) and next prime (28773337).

It is a junction number, because it is equal to n+sod(n) for n = 28773293 and 28773302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28773331) 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, 3889 + ... + 8524.

It is an arithmetic number, because the mean of its divisors is an integer number (2886255).

Almost surely, 2^28773334 is an apocalyptic number.

28773334 is a deficient number, since it is larger than the sum of its proper divisors (17406746).

28773334 is a wasteful number, since it uses less digits than its factorization.

28773334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12495.

The product of its digits is 84672, while the sum is 37.

The square root of 28773334 is about 5364.0781127795. The cubic root of 28773334 is about 306.4291400068.

The spelling of 28773334 in words is "twenty-eight million, seven hundred seventy-three thousand, three hundred thirty-four".