136304222 has 8 divisors (see below), whose sum is σ = 205586472. Its totient is φ = 67775400.

The previous prime is 136304209. The next prime is 136304237. The reversal of 136304222 is 222403631.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 187904 + ... + 188627.

It is an arithmetic number, because the mean of its divisors is an integer number (25698309).

Almost surely, 2^136304222 is an apocalyptic number.

136304222 is a deficient number, since it is larger than the sum of its proper divisors (69282250).

136304222 is a wasteful number, since it uses less digits than its factorization.

136304222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376714.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 136304222 is about 11674.9399141923. The cubic root of 136304222 is about 514.6394837593.

Adding to 136304222 its reverse (222403631), we get a palindrome (358707853).

The spelling of 136304222 in words is "one hundred thirty-six million, three hundred four thousand, two hundred twenty-two".