73823136 has 48 divisors (see below), whose sum is σ = 194392800. Its totient is φ = 24530688.

The previous prime is 73823107. The next prime is 73823137. The reversal of 73823136 is 63132837.

It is a tau number, because it is divible by the number of its divisors (48).

It is a junction number, because it is equal to n+sod(n) for n = 73823097 and 73823106.

It is not an unprimeable number, because it can be changed into a prime (73823137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35370 + ... + 37398.

It is an arithmetic number, because the mean of its divisors is an integer number (4049850).

Almost surely, 2^73823136 is an apocalyptic number.

It is an amenable number.

73823136 is an abundant number, since it is smaller than the sum of its proper divisors (120569664).

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

73823136 is a wasteful number, since it uses less digits than its factorization.

73823136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2421 (or 2413 counting only the distinct ones).

The product of its digits is 18144, while the sum is 33.

The square root of 73823136 is about 8592.0391060563. The cubic root of 73823136 is about 419.4989035199.

The spelling of 73823136 in words is "seventy-three million, eight hundred twenty-three thousand, one hundred thirty-six".