240355222 has 4 divisors (see below), whose sum is σ = 360532836. Its totient is φ = 120177610.

The previous prime is 240355217. The next prime is 240355223. The reversal of 240355222 is 222553042.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240355223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60088804 + ... + 60088807.

It is an arithmetic number, because the mean of its divisors is an integer number (90133209).

Almost surely, 2^240355222 is an apocalyptic number.

240355222 is a deficient number, since it is larger than the sum of its proper divisors (120177614).

240355222 is a wasteful number, since it uses less digits than its factorization.

240355222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120177613.

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 240355222 is about 15503.3938865011. The cubic root of 240355222 is about 621.7529493126.

The spelling of 240355222 in words is "two hundred forty million, three hundred fifty-five thousand, two hundred twenty-two".