11764980 has 48 divisors (see below), whose sum is σ = 36603840. Its totient is φ = 3137184.

The previous prime is 11764967. The next prime is 11765023. The reversal of 11764980 is 8946711.

11764980 is a `hidden beast` number, since 1 + 1 + 7 + 649 + 8 + 0 = 666.

11764980 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 a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10354 + ... + 11433.

It is an arithmetic number, because the mean of its divisors is an integer number (762580).

Almost surely, 2^11764980 is an apocalyptic number.

11764980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11764980 is an abundant number, since it is smaller than the sum of its proper divisors (24838860).

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

11764980 is a wasteful number, since it uses less digits than its factorization.

11764980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21805 (or 21797 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 36.

The square root of 11764980 is about 3430.0116617878. The cubic root of 11764980 is about 227.4383683632.

The spelling of 11764980 in words is "eleven million, seven hundred sixty-four thousand, nine hundred eighty".