36032004 has 18 divisors (see below), whose sum is σ = 91080990. Its totient is φ = 12010656.

The previous prime is 36031991. The next prime is 36032011. The reversal of 36032004 is 40023063.

It can be written as a sum of positive squares in only one way, i.e., 30272004 + 5760000 = 5502^2 + 2400^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 500409 + ... + 500480.

It is an arithmetic number, because the mean of its divisors is an integer number (5060055).

Almost surely, 2^36032004 is an apocalyptic number.

It is an amenable number.

36032004 is an abundant number, since it is smaller than the sum of its proper divisors (55048986).

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

36032004 is a wasteful number, since it uses less digits than its factorization.

36032004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000899 (or 1000894 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 36032004 is about 6002.6664075226. Note that the first 3 decimals coincide. The cubic root of 36032004 is about 330.2905430192.

Adding to 36032004 its reverse (40023063), we get a palindrome (76055067).

The spelling of 36032004 in words is "thirty-six million, thirty-two thousand, four", and thus it is an eban number.