3665494822 has 8 divisors (see below), whose sum is σ = 5998082472. Its totient is φ = 1666134000.

The previous prime is 3665494813. The next prime is 3665494823. The reversal of 3665494822 is 2284945663.

It is a happy number.

3665494822 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3665494823) 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, 83306679 + ... + 83306722.

It is an arithmetic number, because the mean of its divisors is an integer number (749760309).

Almost surely, 2^3665494822 is an apocalyptic number.

3665494822 is a deficient number, since it is larger than the sum of its proper divisors (2332587650).

3665494822 is a wasteful number, since it uses less digits than its factorization.

3665494822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166613414.

The product of its digits is 2488320, while the sum is 49.

The square root of 3665494822 is about 60543.3301198406. The cubic root of 3665494822 is about 1541.8573785997.

The spelling of 3665494822 in words is "three billion, six hundred sixty-five million, four hundred ninety-four thousand, eight hundred twenty-two".