41139408 has 80 divisors (see below), whose sum is σ = 113484800. Its totient is φ = 12804480.

The previous prime is 41139403. The next prime is 41139409. The reversal of 41139408 is 80493114.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41139403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71763 + ... + 72333.

It is an arithmetic number, because the mean of its divisors is an integer number (1418560).

Almost surely, 2^41139408 is an apocalyptic number.

41139408 is a gapful number since it is divisible by the number (48) 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 41139408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56742400).

41139408 is an abundant number, since it is smaller than the sum of its proper divisors (72345392).

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

41139408 is a wasteful number, since it uses less digits than its factorization.

41139408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 680 (or 674 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 41139408 is about 6414.0009354536. Note that the first 3 decimals coincide. The cubic root of 41139408 is about 345.2121022993.

The spelling of 41139408 in words is "forty-one million, one hundred thirty-nine thousand, four hundred eight".