11442546 has 80 divisors (see below), whose sum is σ = 27808704. Its totient is φ = 3506976.

The previous prime is 11442533. The next prime is 11442553. The reversal of 11442546 is 64524411.

11442546 is a `hidden beast` number, since 114 + 4 + 2 + 546 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 137821 + ... + 137903.

Almost surely, 2^11442546 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11442546, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13904352).

11442546 is an abundant number, since it is smaller than the sum of its proper divisors (16366158).

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

11442546 is a wasteful number, since it uses less digits than its factorization.

11442546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157 (or 148 counting only the distinct ones).

The product of its digits is 3840, while the sum is 27.

The square root of 11442546 is about 3382.6832544594. The cubic root of 11442546 is about 225.3413485433.

Adding to 11442546 its reverse (64524411), we get a palindrome (75966957).

The spelling of 11442546 in words is "eleven million, four hundred forty-two thousand, five hundred forty-six".