41139456 has 144 divisors (see below), whose sum is σ = 121855104. Its totient is φ = 12255232.

The previous prime is 41139451. The next prime is 41139493. The reversal of 41139456 is 65493114.

41139456 = 2134² + 2135² + ... + 2142².

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41139451) 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, 300220 + ... + 300356.

It is an arithmetic number, because the mean of its divisors is an integer number (846216).

Almost surely, 2^41139456 is an apocalyptic number.

41139456 is a gapful number since it is divisible by the number (46) 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 41139456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60927552).

41139456 is an abundant number, since it is smaller than the sum of its proper divisors (80715648).

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

41139456 is a wasteful number, since it uses less digits than its factorization.

41139456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196 (or 182 counting only the distinct ones).

The product of its digits is 12960, while the sum is 33.

The square root of 41139456 is about 6414.0046772668. The cubic root of 41139456 is about 345.2122365596.

The spelling of 41139456 in words is "forty-one million, one hundred thirty-nine thousand, four hundred fifty-six".