83631366 has 192 divisors, whose sum is σ = 242651136. Its totient is φ = 20995200.

The previous prime is 83631341. The next prime is 83631391. The reversal of 83631366 is 66313638.

It is an interprime number because it is at equal distance from previous prime (83631341) and next prime (83631391).

It is a self number, because there is not a number n which added to its sum of digits gives 83631366.

It is a congruent number.

It is an unprimeable number.

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 95 ways as a sum of consecutive naturals, for example, 1370976 + ... + 1371036.

It is an arithmetic number, because the mean of its divisors is an integer number (1263808).

Almost surely, 2^83631366 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 83631366, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (121325568).

83631366 is an abundant number, since it is smaller than the sum of its proper divisors (159019770).

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

83631366 is a wasteful number, since it uses less digits than its factorization.

83631366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129 (or 117 counting only the distinct ones).

The product of its digits is 46656, while the sum is 36.

The square root of 83631366 is about 9145.0186440488. The cubic root of 83631366 is about 437.3103238739.

The spelling of 83631366 in words is "eighty-three million, six hundred thirty-one thousand, three hundred sixty-six".