40493800 has 48 divisors (see below), whose sum is σ = 98252640. Its totient is φ = 15491520.

The previous prime is 40493797. The next prime is 40493801. The reversal of 40493800 is 839404.

40493800 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (40493801) 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, 199 + ... + 9001.

It is an arithmetic number, because the mean of its divisors is an integer number (2046930).

Almost surely, 2^40493800 is an apocalyptic number.

40493800 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 40493800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49126320).

40493800 is an abundant number, since it is smaller than the sum of its proper divisors (57758840).

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

40493800 is a wasteful number, since it uses less digits than its factorization.

40493800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8842 (or 8833 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 40493800 is about 6363.4738940299. The cubic root of 40493800 is about 343.3967478512.

The spelling of 40493800 in words is "forty million, four hundred ninety-three thousand, eight hundred".