28074604 has 12 divisors (see below), whose sum is σ = 50176224. Its totient is φ = 13738544.

The previous prime is 28074593. The next prime is 28074611. The reversal of 28074604 is 40647082.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74479 + ... + 74854.

It is an arithmetic number, because the mean of its divisors is an integer number (4181352).

Almost surely, 2^28074604 is an apocalyptic number.

It is an amenable number.

28074604 is a deficient number, since it is larger than the sum of its proper divisors (22101620).

28074604 is a wasteful number, since it uses less digits than its factorization.

28074604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149384 (or 149382 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 31.

The square root of 28074604 is about 5298.5473480946. The cubic root of 28074604 is about 303.9283504966.

The spelling of 28074604 in words is "twenty-eight million, seventy-four thousand, six hundred four".