3665036033 has 4 divisors (see below), whose sum is σ = 3665181780. Its totient is φ = 3664890288.

The previous prime is 3665035973. The next prime is 3665036047. The reversal of 3665036033 is 3306305663.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2667929104 + 997106929 = 51652^2 + 31577^2 .

It is a cyclic number.

It is not a de Polignac number, because 3665036033 - 2¹⁰ = 3665035009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3665035984 and 3665036002.

It is not an unprimeable number, because it can be changed into a prime (3665036083) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24410 + ... + 89027.

It is an arithmetic number, because the mean of its divisors is an integer number (916295445).

Almost surely, 2^3665036033 is an apocalyptic number.

It is an amenable number.

3665036033 is a deficient number, since it is larger than the sum of its proper divisors (145747).

3665036033 is a wasteful number, since it uses less digits than its factorization.

3665036033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145746.

The product of its (nonzero) digits is 87480, while the sum is 35.

The square root of 3665036033 is about 60539.5410702790. The cubic root of 3665036033 is about 1541.7930474289.

The spelling of 3665036033 in words is "three billion, six hundred sixty-five million, thirty-six thousand, thirty-three".