83563542 has 32 divisors (see below), whose sum is σ = 187413600. Its totient is φ = 27597024.

The previous prime is 83563541. The next prime is 83563567. The reversal of 83563542 is 24536538.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 83563497 and 83563506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83563541) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1213 + ... + 12984.

It is an arithmetic number, because the mean of its divisors is an integer number (5856675).

Almost surely, 2^83563542 is an apocalyptic number.

83563542 is an abundant number, since it is smaller than the sum of its proper divisors (103850058).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

83563542 is a wasteful number, since it uses less digits than its factorization.

83563542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14317 (or 14311 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The square root of 83563542 is about 9141.3096435905. The cubic root of 83563542 is about 437.1920741532.

The spelling of 83563542 in words is "eighty-three million, five hundred sixty-three thousand, five hundred forty-two".