41979929 has 4 divisors (see below), whose sum is σ = 42000420. Its totient is φ = 41959440.

The previous prime is 41979913. The next prime is 41979967. The reversal of 41979929 is 92997914.

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

It can be written as a sum of positive squares in 2 ways, for example, as 37797904 + 4182025 = 6148^2 + 2045^2 .

It is a cyclic number.

It is not a de Polignac number, because 41979929 - 2⁴ = 41979913 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (41979029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6782 + ... + 11399.

It is an arithmetic number, because the mean of its divisors is an integer number (10500105).

Almost surely, 2^41979929 is an apocalyptic number.

It is an amenable number.

41979929 is a deficient number, since it is larger than the sum of its proper divisors (20491).

41979929 is a wasteful number, since it uses less digits than its factorization.

41979929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20490.

The product of its digits is 367416, while the sum is 50.

The square root of 41979929 is about 6479.1920020941. The cubic root of 41979929 is about 347.5472847686.

The spelling of 41979929 in words is "forty-one million, nine hundred seventy-nine thousand, nine hundred twenty-nine".