11355864 has 64 divisors (see below), whose sum is σ = 32387040. Its totient is φ = 3287040.

The previous prime is 11355857. The next prime is 11355917. The reversal of 11355864 is 46855311.

11355864 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 4234 + ... + 6374.

Almost surely, 2^11355864 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11355864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16193520).

11355864 is an abundant number, since it is smaller than the sum of its proper divisors (21031176).

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

11355864 is a wasteful number, since it uses less digits than its factorization.

11355864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2180 (or 2176 counting only the distinct ones).

The product of its digits is 14400, while the sum is 33.

The square root of 11355864 is about 3369.8462872956. The cubic root of 11355864 is about 224.7708877672.

The spelling of 11355864 in words is "eleven million, three hundred fifty-five thousand, eight hundred sixty-four".