365731209222 has 8 divisors (see below), whose sum is σ = 731462418456. Its totient is φ = 121910403072.

The previous prime is 365731209211. The next prime is 365731209223. The reversal of 365731209222 is 222902137563.

It is a happy number.

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

365731209222 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (365731209223) 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, 30477600763 + ... + 30477600774.

It is an arithmetic number, because the mean of its divisors is an integer number (91432802307).

Almost surely, 2^365731209222 is an apocalyptic number.

365731209222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

365731209222 is a wasteful number, since it uses less digits than its factorization.

365731209222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60955201542.

The product of its (nonzero) digits is 272160, while the sum is 42.

The spelling of 365731209222 in words is "three hundred sixty-five billion, seven hundred thirty-one million, two hundred nine thousand, two hundred twenty-two".