41402140 has 144 divisors (see below), whose sum is σ = 108309600. Its totient is φ = 13160448.

The previous prime is 41402117. The next prime is 41402173. The reversal of 41402140 is 4120414.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1427646 + ... + 1427674.

It is an arithmetic number, because the mean of its divisors is an integer number (752150).

Almost surely, 2^41402140 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 41402140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54154800).

41402140 is an abundant number, since it is smaller than the sum of its proper divisors (66907460).

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

41402140 is a wasteful number, since it uses less digits than its factorization.

41402140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104 (or 85 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 41402140 is about 6434.4494714000. The cubic root of 41402140 is about 345.9454289290.

Adding to 41402140 its reverse (4120414), we get a palindrome (45522554).

The spelling of 41402140 in words is "forty-one million, four hundred two thousand, one hundred forty".