41640722 has 8 divisors (see below), whose sum is σ = 63639756. Its totient is φ = 20427472.

The previous prime is 41640691. The next prime is 41640743. The reversal of 41640722 is 22704614.

41640722 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 33512521 + 8128201 = 5789^2 + 2851^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 41640691 and 41640700.

It is an unprimeable number.

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, 196313 + ... + 196524.

Almost surely, 2^41640722 is an apocalyptic number.

41640722 is a deficient number, since it is larger than the sum of its proper divisors (21999034).

41640722 is a wasteful number, since it uses less digits than its factorization.

41640722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392892.

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 41640722 is about 6452.9622655026. The cubic root of 41640722 is about 346.6086661266.

The spelling of 41640722 in words is "forty-one million, six hundred forty thousand, seven hundred twenty-two".