104140036 has 96 divisors (see below), whose sum is σ = 252887040. Its totient is φ = 36201600.

The previous prime is 104140033. The next prime is 104140037. The reversal of 104140036 is 630041401.

104140036 = T₂₀₈ + T₂₀₉ + ... + T₈₅₈.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 104139995 and 104140022.

It is not an unprimeable number, because it can be changed into a prime (104140033) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 123705 + ... + 124543.

It is an arithmetic number, because the mean of its divisors is an integer number (2634240).

Almost surely, 2^104140036 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 104140036, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (126443520).

104140036 is an abundant number, since it is smaller than the sum of its proper divisors (148747004).

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

104140036 is a wasteful number, since it uses less digits than its factorization.

104140036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 905 (or 903 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 104140036 is about 10204.9025473054. The cubic root of 104140036 is about 470.4779143562.

Adding to 104140036 its reverse (630041401), we get a palindrome (734181437).

The spelling of 104140036 in words is "one hundred four million, one hundred forty thousand, thirty-six".