406236112 has 40 divisors (see below), whose sum is σ = 831821760. Its totient is φ = 191658240.

The previous prime is 406236101. The next prime is 406236119. The reversal of 406236112 is 211632604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406236119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77412 + ... + 82492.

It is an arithmetic number, because the mean of its divisors is an integer number (20795544).

Almost surely, 2^406236112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 406236112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (415910880).

406236112 is an abundant number, since it is smaller than the sum of its proper divisors (425585648).

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

406236112 is a wasteful number, since it uses less digits than its factorization.

406236112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5371 (or 5365 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 406236112 is about 20155.2998489231. The cubic root of 406236112 is about 740.6155773861.

Adding to 406236112 its reverse (211632604), we get a palindrome (617868716).

The spelling of 406236112 in words is "four hundred six million, two hundred thirty-six thousand, one hundred twelve".