41356640 has 96 divisors (see below), whose sum is σ = 107321760. Its totient is φ = 14966784.

The previous prime is 41356607. The next prime is 41356643. The reversal of 41356640 is 4665314.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41356643) 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, 122552 + ... + 122888.

It is an arithmetic number, because the mean of its divisors is an integer number (1117935).

Almost surely, 2^41356640 is an apocalyptic number.

41356640 is a gapful number since it is divisible by the number (40) 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 41356640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53660880).

41356640 is an abundant number, since it is smaller than the sum of its proper divisors (65965120).

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

41356640 is a wasteful number, since it uses less digits than its factorization.

41356640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424 (or 416 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 41356640 is about 6430.9128434461. The cubic root of 41356640 is about 345.8186537857.

The spelling of 41356640 in words is "forty-one million, three hundred fifty-six thousand, six hundred forty".