41145642 has 12 divisors (see below), whose sum is σ = 89148930. Its totient is φ = 13715208.

The previous prime is 41145641. The next prime is 41145701. The reversal of 41145642 is 24654114.

41145642 is a `hidden beast` number, since 4 + 1 + 14 + 5 + 642 = 666.

It can be written as a sum of positive squares in only one way, i.e., 32729841 + 8415801 = 5721^2 + 2901^2 .

It is not an unprimeable number, because it can be changed into a prime (41145641) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1142917 + ... + 1142952.

Almost surely, 2^41145642 is an apocalyptic number.

41145642 is an abundant number, since it is smaller than the sum of its proper divisors (48003288).

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

41145642 is a wasteful number, since it uses less digits than its factorization.

41145642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2285877 (or 2285874 counting only the distinct ones).

The product of its digits is 3840, while the sum is 27.

The square root of 41145642 is about 6414.4868851686. The cubic root of 41145642 is about 345.2295384889.

Adding to 41145642 its reverse (24654114), we get a palindrome (65799756).

The spelling of 41145642 in words is "forty-one million, one hundred forty-five thousand, six hundred forty-two".