53222407 has 4 divisors (see below), whose sum is σ = 60825616. Its totient is φ = 45619200.

The previous prime is 53222383. The next prime is 53222417. The reversal of 53222407 is 70422235.

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

It is a cyclic number.

It is not a de Polignac number, because 53222407 - 2¹¹ = 53220359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53222417) by changing a digit.

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, 3801594 + ... + 3801607.

It is an arithmetic number, because the mean of its divisors is an integer number (15206404).

Almost surely, 2^53222407 is an apocalyptic number.

53222407 is a deficient number, since it is larger than the sum of its proper divisors (7603209).

53222407 is an equidigital number, since it uses as much as digits as its factorization.

53222407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7603208.

The product of its (nonzero) digits is 3360, while the sum is 25.

The square root of 53222407 is about 7295.3688734703. The cubic root of 53222407 is about 376.1532662288.

The spelling of 53222407 in words is "fifty-three million, two hundred twenty-two thousand, four hundred seven".