40901112 has 160 divisors (see below), whose sum is σ = 133816320. Its totient is φ = 11430720.

The previous prime is 40901111. The next prime is 40901123. The reversal of 40901112 is 21110904.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40901111) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 321993 + ... + 322119.

It is an arithmetic number, because the mean of its divisors is an integer number (836352).

Almost surely, 2^40901112 is an apocalyptic number.

40901112 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40901112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66908160).

40901112 is an abundant number, since it is smaller than the sum of its proper divisors (92915208).

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

40901112 is a wasteful number, since it uses less digits than its factorization.

40901112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223 (or 210 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

The square root of 40901112 is about 6395.3977202360. The cubic root of 40901112 is about 344.5442754065.

The spelling of 40901112 in words is "forty million, nine hundred one thousand, one hundred twelve".