53322245 has 4 divisors (see below), whose sum is σ = 63986700. Its totient is φ = 42657792.

The previous prime is 53322239. The next prime is 53322259. The reversal of 53322245 is 54222335.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 54222335 = 5 ⋅10844467.

It can be written as a sum of positive squares in 2 ways, for example, as 31550689 + 21771556 = 5617^2 + 4666^2 .

It is a cyclic number.

It is not a de Polignac number, because 53322245 - 2¹⁰ = 53321221 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5332220 + ... + 5332229.

It is an arithmetic number, because the mean of its divisors is an integer number (15996675).

Almost surely, 2^53322245 is an apocalyptic number.

It is an amenable number.

53322245 is a deficient number, since it is larger than the sum of its proper divisors (10664455).

53322245 is a wasteful number, since it uses less digits than its factorization.

53322245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10664454.

The product of its digits is 7200, while the sum is 26.

The square root of 53322245 is about 7302.2082276528. The cubic root of 53322245 is about 376.3883234415.

The spelling of 53322245 in words is "fifty-three million, three hundred twenty-two thousand, two hundred forty-five".