83854436 has 12 divisors (see below), whose sum is σ = 146870640. Its totient is φ = 41891400.

The previous prime is 83854423. The next prime is 83854451. The reversal of 83854436 is 63445838.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 83854393 and 83854402.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3290 + ... + 13361.

It is an arithmetic number, because the mean of its divisors is an integer number (12239220).

Almost surely, 2^83854436 is an apocalyptic number.

It is an amenable number.

83854436 is a deficient number, since it is larger than the sum of its proper divisors (63016204).

83854436 is a wasteful number, since it uses less digits than its factorization.

83854436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17914 (or 17912 counting only the distinct ones).

The product of its digits is 276480, while the sum is 41.

The square root of 83854436 is about 9157.2067793624. The cubic root of 83854436 is about 437.6987914009.

It can be divided in two parts, 8385 and 4436, that added together give a palindrome (12821).

The spelling of 83854436 in words is "eighty-three million, eight hundred fifty-four thousand, four hundred thirty-six".