40241400 has 96 divisors (see below), whose sum is σ = 127491840. Its totient is φ = 10495360.

The previous prime is 40241381. The next prime is 40241401. The reversal of 40241400 is 414204.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 40241400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40241401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27487 + ... + 28913.

It is an arithmetic number, because the mean of its divisors is an integer number (1328040).

Almost surely, 2^40241400 is an apocalyptic number.

40241400 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 40241400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63745920).

40241400 is an abundant number, since it is smaller than the sum of its proper divisors (87250440).

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

40241400 is a wasteful number, since it uses less digits than its factorization.

40241400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1493 (or 1484 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 40241400 is about 6343.6109590674. The cubic root of 40241400 is about 342.6817902924.

Adding to 40241400 its reverse (414204), we get a palindrome (40655604).

The spelling of 40241400 in words is "forty million, two hundred forty-one thousand, four hundred".