40961879 has 4 divisors (see below), whose sum is σ = 46813584. Its totient is φ = 35110176.

The previous prime is 40961867. The next prime is 40961897. The reversal of 40961879 is 97816904.

40961879 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 40961879 - 2⁸ = 40961623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40901879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2925842 + ... + 2925855.

It is an arithmetic number, because the mean of its divisors is an integer number (11703396).

Almost surely, 2^40961879 is an apocalyptic number.

40961879 is a deficient number, since it is larger than the sum of its proper divisors (5851705).

40961879 is an equidigital number, since it uses as much as digits as its factorization.

40961879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5851704.

The product of its (nonzero) digits is 108864, while the sum is 44.

The square root of 40961879 is about 6400.1467951915. The cubic root of 40961879 is about 344.7148213958.

The spelling of 40961879 in words is "forty million, nine hundred sixty-one thousand, eight hundred seventy-nine".