53842216 has 8 divisors (see below), whose sum is σ = 100954170. Its totient is φ = 26921104.

The previous prime is 53842207. The next prime is 53842249. The reversal of 53842216 is 61224835.

It can be written as a sum of positive squares in only one way, i.e., 40373316 + 13468900 = 6354^2 + 3670^2 .

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 3365131 + ... + 3365146.

Almost surely, 2^53842216 is an apocalyptic number.

It is an amenable number.

53842216 is a deficient number, since it is larger than the sum of its proper divisors (47111954).

53842216 is a wasteful number, since it uses less digits than its factorization.

53842216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6730283 (or 6730279 counting only the distinct ones).

The product of its digits is 11520, while the sum is 31.

The square root of 53842216 is about 7337.7255331608. The cubic root of 53842216 is about 377.6078162284.

The spelling of 53842216 in words is "fifty-three million, eight hundred forty-two thousand, two hundred sixteen".