11326428 has 18 divisors (see below), whose sum is σ = 28630784. Its totient is φ = 3775464.

The previous prime is 11326423. The next prime is 11326433. The reversal of 11326428 is 82462311.

11326428 is a `hidden beast` number, since 1 + 13 + 2 + 642 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (11326423) and next prime (11326433).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11326421) 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, 157276 + ... + 157347.

Almost surely, 2^11326428 is an apocalyptic number.

11326428 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

11326428 is an abundant number, since it is smaller than the sum of its proper divisors (17304356).

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

11326428 is a wasteful number, since it uses less digits than its factorization.

11326428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314633 (or 314628 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

The square root of 11326428 is about 3365.4758950258. The cubic root of 11326428 is about 224.5765071095.

Adding to 11326428 its reverse (82462311), we get a palindrome (93788739).

The spelling of 11326428 in words is "eleven million, three hundred twenty-six thousand, four hundred twenty-eight".