816441741 has 32 divisors (see below), whose sum is σ = 1296280320. Its totient is φ = 506544192.

The previous prime is 816441737. The next prime is 816441797. The reversal of 816441741 is 147144618.

816441741 is a `hidden beast` number, since 8 + 1 + 644 + 1 + 7 + 4 + 1 = 666.

816441741 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 816441741 - 2² = 816441737 is a prime.

It is a super-2 number, since 2×816441741² = 1333154232894222162, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 816441696 and 816441705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (816441721) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5211 + ... + 40743.

It is an arithmetic number, because the mean of its divisors is an integer number (40508760).

Almost surely, 2^816441741 is an apocalyptic number.

It is an amenable number.

816441741 is a deficient number, since it is larger than the sum of its proper divisors (479838579).

816441741 is a wasteful number, since it uses less digits than its factorization.

816441741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35602 (or 35596 counting only the distinct ones).

The product of its digits is 21504, while the sum is 36.

The square root of 816441741 is about 28573.4446820820. Note that the first 3 decimals coincide. The cubic root of 816441741 is about 934.6343393668.

The spelling of 816441741 in words is "eight hundred sixteen million, four hundred forty-one thousand, seven hundred forty-one".