855941629 has 4 divisors (see below), whose sum is σ = 856000540. Its totient is φ = 855882720.

The previous prime is 855941623. The next prime is 855941689. The reversal of 855941629 is 926149558.

855941629 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 brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 669619129 + 186322500 = 25877^2 + 13650^2 .

It is a cyclic number.

It is not a de Polignac number, because 855941629 - 2²⁷ = 721723901 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 (855941623) 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, 9607 + ... + 42475.

It is an arithmetic number, because the mean of its divisors is an integer number (214000135).

Almost surely, 2^855941629 is an apocalyptic number.

It is an amenable number.

855941629 is a deficient number, since it is larger than the sum of its proper divisors (58911).

855941629 is a wasteful number, since it uses less digits than its factorization.

855941629 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58910.

The product of its digits is 777600, while the sum is 49.

The square root of 855941629 is about 29256.4801197957. The cubic root of 855941629 is about 949.4702971306.

The spelling of 855941629 in words is "eight hundred fifty-five million, nine hundred forty-one thousand, six hundred twenty-nine".