3665302042 has 16 divisors (see below), whose sum is σ = 5548262400. Its totient is φ = 1815918048.

The previous prime is 3665302037. The next prime is 3665302049. The reversal of 3665302042 is 2402035663.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 3665301995 and 3665302013.

It is not an unprimeable number, because it can be changed into a prime (3665302049) 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, 201334 + ... + 218782.

It is an arithmetic number, because the mean of its divisors is an integer number (346766400).

Almost surely, 2^3665302042 is an apocalyptic number.

3665302042 is a deficient number, since it is larger than the sum of its proper divisors (1882960358).

3665302042 is a wasteful number, since it uses less digits than its factorization.

3665302042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18405.

The product of its (nonzero) digits is 25920, while the sum is 31.

The square root of 3665302042 is about 60541.7380160167. The cubic root of 3665302042 is about 1541.8303477356.

The spelling of 3665302042 in words is "three billion, six hundred sixty-five million, three hundred two thousand, forty-two".