53990275 has 12 divisors (see below), whose sum is σ = 67949272. Its totient is φ = 42546240.

The previous prime is 53990273. The next prime is 53990311. The reversal of 53990275 is 57209935.

It is not a de Polignac number, because 53990275 - 2¹ = 53990273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53990273) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14442 + ... + 17791.

Almost surely, 2^53990275 is an apocalyptic number.

53990275 is a deficient number, since it is larger than the sum of its proper divisors (13958997).

53990275 is a wasteful number, since it uses less digits than its factorization.

53990275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32310 (or 32305 counting only the distinct ones).

The product of its (nonzero) digits is 85050, while the sum is 40.

The square root of 53990275 is about 7347.8074961175. The cubic root of 53990275 is about 377.9536233614.

The spelling of 53990275 in words is "fifty-three million, nine hundred ninety thousand, two hundred seventy-five".