11697552 has 30 divisors (see below), whose sum is σ = 32737302. Its totient is φ = 3899136.

The previous prime is 11697551. The next prime is 11697563. The reversal of 11697552 is 25579611.

11697552 is a `hidden beast` number, since 1 + 16 + 97 + 552 = 666.

11697552 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., 10342656 + 1354896 = 3216^2 + 1164^2 .

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

It is not an unprimeable number, because it can be changed into a prime (11697551) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 40473 + ... + 40760.

Almost surely, 2^11697552 is an apocalyptic number.

11697552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11697552 is an abundant number, since it is smaller than the sum of its proper divisors (21039750).

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

11697552 is a wasteful number, since it uses less digits than its factorization.

11697552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81247 (or 81238 counting only the distinct ones).

The product of its digits is 18900, while the sum is 36.

The square root of 11697552 is about 3420.1684169058. The cubic root of 11697552 is about 227.0030338498.

It can be divided in two parts, 1169 and 7552, that multiplied together give a palindrome (8828288).

The spelling of 11697552 in words is "eleven million, six hundred ninety-seven thousand, five hundred fifty-two".