41442540 has 48 divisors (see below), whose sum is σ = 118745088. Its totient is φ = 10793664.

The previous prime is 41442529. The next prime is 41442547. The reversal of 41442540 is 4524414.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 41442540.

It is not an unprimeable number, because it can be changed into a prime (41442547) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5452 + ... + 10611.

It is an arithmetic number, because the mean of its divisors is an integer number (2473856).

Almost surely, 2^41442540 is an apocalyptic number.

It is an amenable number.

41442540 is an abundant number, since it is smaller than the sum of its proper divisors (77302548).

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

41442540 is a wasteful number, since it uses less digits than its factorization.

41442540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16118 (or 16116 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 24.

The square root of 41442540 is about 6437.5880576502. The cubic root of 41442540 is about 346.0579162853.

Adding to 41442540 its reverse (4524414), we get a palindrome (45966954).

The spelling of 41442540 in words is "forty-one million, four hundred forty-two thousand, five hundred forty".