41891242 has 4 divisors (see below), whose sum is σ = 62836866. Its totient is φ = 20945620.

The previous prime is 41891237. The next prime is 41891243. The reversal of 41891242 is 24219814.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 41100921 + 790321 = 6411^2 + 889^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (41891243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10472809 + ... + 10472812.

Almost surely, 2^41891242 is an apocalyptic number.

41891242 is a deficient number, since it is larger than the sum of its proper divisors (20945624).

41891242 is a wasteful number, since it uses less digits than its factorization.

41891242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20945623.

The product of its digits is 4608, while the sum is 31.

The square root of 41891242 is about 6472.3443975116. The cubic root of 41891242 is about 347.3023688620.

The spelling of 41891242 in words is "forty-one million, eight hundred ninety-one thousand, two hundred forty-two".