53722315 has 4 divisors (see below), whose sum is σ = 64466784. Its totient is φ = 42977848.

The previous prime is 53722313. The next prime is 53722321. The reversal of 53722315 is 51322735.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 51322735 = 5 ⋅10264547.

It is a cyclic number.

It is not a de Polignac number, because 53722315 - 2¹ = 53722313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53722313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5372227 + ... + 5372236.

It is an arithmetic number, because the mean of its divisors is an integer number (16116696).

Almost surely, 2^53722315 is an apocalyptic number.

53722315 is a deficient number, since it is larger than the sum of its proper divisors (10744469).

53722315 is a wasteful number, since it uses less digits than its factorization.

53722315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10744468.

The product of its digits is 6300, while the sum is 28.

The square root of 53722315 is about 7329.5508047902. The cubic root of 53722315 is about 377.3273101636.

The spelling of 53722315 in words is "fifty-three million, seven hundred twenty-two thousand, three hundred fifteen".