53356285 has 8 divisors (see below), whose sum is σ = 67793976. Its totient is φ = 40174080.

The previous prime is 53356279. The next prime is 53356307. The reversal of 53356285 is 58265335.

It can be written as a sum of positive squares in 4 ways, for example, as 21399876 + 31956409 = 4626^2 + 5653^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 53356285 - 2⁵ = 53356253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 313776 + ... + 313945.

It is an arithmetic number, because the mean of its divisors is an integer number (8474247).

Almost surely, 2^53356285 is an apocalyptic number.

It is an amenable number.

53356285 is a deficient number, since it is larger than the sum of its proper divisors (14437691).

53356285 is a wasteful number, since it uses less digits than its factorization.

53356285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 627743.

The product of its digits is 108000, while the sum is 37.

The square root of 53356285 is about 7304.5386575745. The cubic root of 53356285 is about 376.4683996718.

The spelling of 53356285 in words is "fifty-three million, three hundred fifty-six thousand, two hundred eighty-five".