12048778 has 16 divisors (see below), whose sum is σ = 20905920. Its totient is φ = 5101056.

The previous prime is 12048727. The next prime is 12048787. The reversal of 12048778 is 87784021.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4023 + ... + 6346.

It is an arithmetic number, because the mean of its divisors is an integer number (1306620).

Almost surely, 2^12048778 is an apocalyptic number.

12048778 is a deficient number, since it is larger than the sum of its proper divisors (8857142).

12048778 is a wasteful number, since it uses less digits than its factorization.

12048778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10461.

The product of its (nonzero) digits is 25088, while the sum is 37.

The square root of 12048778 is about 3471.1349728871. The cubic root of 12048778 is about 229.2526339876.

The spelling of 12048778 in words is "twelve million, forty-eight thousand, seven hundred seventy-eight".