11611764 has 18 divisors (see below), whose sum is σ = 29352050. Its totient is φ = 3870576.

The previous prime is 11611753. The next prime is 11611801. The reversal of 11611764 is 46711611.

11611764 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 6051600 + 5560164 = 2460^2 + 2358^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 161239 + ... + 161310.

Almost surely, 2^11611764 is an apocalyptic number.

It is an amenable number.

11611764 is an abundant number, since it is smaller than the sum of its proper divisors (17740286).

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

11611764 is a wasteful number, since it uses less digits than its factorization.

11611764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322559 (or 322554 counting only the distinct ones).

The product of its digits is 1008, while the sum is 27.

The square root of 11611764 is about 3407.6038502150. The cubic root of 11611764 is about 226.4467368874.

The spelling of 11611764 in words is "eleven million, six hundred eleven thousand, seven hundred sixty-four".