11342428 has 12 divisors (see below), whose sum is σ = 20035512. Its totient is φ = 5618000.

The previous prime is 11342423. The next prime is 11342447. The reversal of 11342428 is 82424311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11342423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12823 + ... + 13678.

It is an arithmetic number, because the mean of its divisors is an integer number (1669626).

Almost surely, 2^11342428 is an apocalyptic number.

It is an amenable number.

11342428 is a deficient number, since it is larger than the sum of its proper divisors (8693084).

11342428 is a wasteful number, since it uses less digits than its factorization.

11342428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26612 (or 26610 counting only the distinct ones).

The product of its digits is 1536, while the sum is 25.

The square root of 11342428 is about 3367.8521345213. The cubic root of 11342428 is about 224.6822048481.

Adding to 11342428 its reverse (82424311), we get a palindrome (93766739).

The spelling of 11342428 in words is "eleven million, three hundred forty-two thousand, four hundred twenty-eight".