11542212 has 36 divisors (see below), whose sum is σ = 31829616. Its totient is φ = 3497520.

The previous prime is 11542211. The next prime is 11542217. The reversal of 11542212 is 21224511.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (11542211) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14178 + ... + 14969.

It is an arithmetic number, because the mean of its divisors is an integer number (884156).

Almost surely, 2^11542212 is an apocalyptic number.

11542212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11542212 is an abundant number, since it is smaller than the sum of its proper divisors (20287404).

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

11542212 is a wasteful number, since it uses less digits than its factorization.

11542212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29168 (or 29163 counting only the distinct ones).

The product of its digits is 160, while the sum is 18.

The square root of 11542212 is about 3397.3831105720. The cubic root of 11542212 is about 225.9937085465.

Adding to 11542212 its reverse (21224511), we get a palindrome (32766723).

The spelling of 11542212 in words is "eleven million, five hundred forty-two thousand, two hundred twelve".