123883536 has 80 divisors (see below), whose sum is σ = 371277824. Its totient is φ = 34860672.

The previous prime is 123883531. The next prime is 123883549. The reversal of 123883536 is 635388321.

It is a super-3 number, since 3×123883536³ (a number of 25 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 123883494 and 123883503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123883531) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19761 + ... + 25263.

Almost surely, 2^123883536 is an apocalyptic number.

123883536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 123883536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (185638912).

123883536 is an abundant number, since it is smaller than the sum of its proper divisors (247394288).

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

123883536 is a wasteful number, since it uses less digits than its factorization.

123883536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5588 (or 5582 counting only the distinct ones).

The product of its digits is 103680, while the sum is 39.

The square root of 123883536 is about 11130.2981092152. The cubic root of 123883536 is about 498.5069272387.

The spelling of 123883536 in words is "one hundred twenty-three million, eight hundred eighty-three thousand, five hundred thirty-six".