41640400 has 60 divisors (see below), whose sum is σ = 105325600. Its totient is φ = 15776640.

The previous prime is 41640397. The next prime is 41640407. The reversal of 41640400 is 404614.

41640400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41640407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4861 + ... + 10339.

Almost surely, 2^41640400 is an apocalyptic number.

41640400 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 41640400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52662800).

41640400 is an abundant number, since it is smaller than the sum of its proper divisors (63685200).

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

41640400 is a wasteful number, since it uses less digits than its factorization.

41640400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5516 (or 5505 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 41640400 is about 6452.9373156726. The cubic root of 41640400 is about 346.6077727040.

The spelling of 41640400 in words is "forty-one million, six hundred forty thousand, four hundred".