866424041 has 4 divisors (see below), whose sum is σ = 990198912. Its totient is φ = 742649172.

The previous prime is 866424037. The next prime is 866424043. The reversal of 866424041 is 140424668.

866424041 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, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 866424041 - 2² = 866424037 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 866423992 and 866424010.

It is not an unprimeable number, because it can be changed into a prime (866424043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61887425 + ... + 61887438.

It is an arithmetic number, because the mean of its divisors is an integer number (247549728).

Almost surely, 2^866424041 is an apocalyptic number.

It is an amenable number.

866424041 is a deficient number, since it is larger than the sum of its proper divisors (123774871).

866424041 is a wasteful number, since it uses less digits than its factorization.

866424041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123774870.

The product of its (nonzero) digits is 36864, while the sum is 35.

The square root of 866424041 is about 29435.0818072585. The cubic root of 866424041 is about 953.3305229051.

The spelling of 866424041 in words is "eight hundred sixty-six million, four hundred twenty-four thousand, forty-one".