41139756 has 72 divisors (see below), whose sum is σ = 120906240. Its totient is φ = 11550816.

The previous prime is 41139751. The next prime is 41139767. The reversal of 41139756 is 65793114.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 41139756.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41139751) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13485 + ... + 16251.

Almost surely, 2^41139756 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 41139756, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60453120).

41139756 is an abundant number, since it is smaller than the sum of its proper divisors (79766484).

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

41139756 is a wasteful number, since it uses less digits than its factorization.

41139756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2843 (or 2838 counting only the distinct ones).

The product of its digits is 22680, while the sum is 36.

The square root of 41139756 is about 6414.0280635495. The cubic root of 41139756 is about 345.2130756845.

The spelling of 41139756 in words is "forty-one million, one hundred thirty-nine thousand, seven hundred fifty-six".