41540004 has 72 divisors (see below), whose sum is σ = 120600480. Its totient is φ = 11923200.

The previous prime is 41539957. The next prime is 41540033. The reversal of 41540004 is 40004514.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4764 + ... + 10284.

Almost surely, 2^41540004 is an apocalyptic number.

41540004 is a gapful number since it is divisible by the number (44) 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 41540004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60300240).

41540004 is an abundant number, since it is smaller than the sum of its proper divisors (79060476).

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

41540004 is a wasteful number, since it uses less digits than its factorization.

41540004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5561 (or 5556 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 41540004 is about 6445.1535280395. The cubic root of 41540004 is about 346.3289886564.

Adding to 41540004 its reverse (40004514), we get a palindrome (81544518).

It can be divided in two parts, 41 and 540004, that added together give a palindrome (540045).

The spelling of 41540004 in words is "forty-one million, five hundred forty thousand, four".