53340222 has 32 divisors (see below), whose sum is σ = 118853280. Its totient is φ = 15845760.

The previous prime is 53340173. The next prime is 53340227. The reversal of 53340222 is 22204335.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53340227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9529 + ... + 14052.

It is an arithmetic number, because the mean of its divisors is an integer number (3714165).

Almost surely, 2^53340222 is an apocalyptic number.

53340222 is an abundant number, since it is smaller than the sum of its proper divisors (65513058).

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

53340222 is a wasteful number, since it uses less digits than its factorization.

53340222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23628.

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 53340222 is about 7303.4390529394. The cubic root of 53340222 is about 376.4306170635.

Adding to 53340222 its reverse (22204335), we get a palindrome (75544557).

It can be divided in two parts, 533 and 40222, that added together give a triangular number (40755 = T₂₈₅).

The spelling of 53340222 in words is "fifty-three million, three hundred forty thousand, two hundred twenty-two".