11623828 has 12 divisors (see below), whose sum is σ = 20838132. Its totient is φ = 5670080.

The previous prime is 11623819. The next prime is 11623837. The reversal of 11623828 is 82832611.

11623828 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11623819) and next prime (11623837).

It can be written as a sum of positive squares in 2 ways, for example, as 6615184 + 5008644 = 2572^2 + 2238^2 .

It is a super-2 number, since 2×11623828² = 270226754747168, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11623828.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35275 + ... + 35602.

It is an arithmetic number, because the mean of its divisors is an integer number (1736511).

Almost surely, 2^11623828 is an apocalyptic number.

It is an amenable number.

11623828 is a deficient number, since it is larger than the sum of its proper divisors (9214304).

11623828 is a wasteful number, since it uses less digits than its factorization.

11623828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70922 (or 70920 counting only the distinct ones).

The product of its digits is 4608, while the sum is 31.

The square root of 11623828 is about 3409.3735494956. The cubic root of 11623828 is about 226.5251317490.

The spelling of 11623828 in words is "eleven million, six hundred twenty-three thousand, eight hundred twenty-eight".