11772648 has 32 divisors (see below), whose sum is σ = 32702400. Its totient is φ = 3924144.

The previous prime is 11772613. The next prime is 11772689. The reversal of 11772648 is 84627711.

11772648 is a `hidden beast` number, since 1 + 1 + 7 + 7 + 2 + 648 = 666.

11772648 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 27036 + ... + 27467.

It is an arithmetic number, because the mean of its divisors is an integer number (1021950).

Almost surely, 2^11772648 is an apocalyptic number.

11772648 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

11772648 is an abundant number, since it is smaller than the sum of its proper divisors (20929752).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11772648 is a wasteful number, since it uses less digits than its factorization.

11772648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54518 (or 54508 counting only the distinct ones).

The product of its digits is 18816, while the sum is 36.

The square root of 11772648 is about 3431.1292601708. The cubic root of 11772648 is about 227.4877697406.

The spelling of 11772648 in words is "eleven million, seven hundred seventy-two thousand, six hundred forty-eight".