53864275 has 24 divisors (see below), whose sum is σ = 70397280. Its totient is φ = 40803840.

The previous prime is 53864273. The next prime is 53864287. The reversal of 53864275 is 57246835.

It is not a de Polignac number, because 53864275 - 2¹ = 53864273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53864273) by changing a digit.

It is an upside-down number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 64561 + ... + 65389.

It is an arithmetic number, because the mean of its divisors is an integer number (2933220).

Almost surely, 2^53864275 is an apocalyptic number.

53864275 is a deficient number, since it is larger than the sum of its proper divisors (16533005).

53864275 is a wasteful number, since it uses less digits than its factorization.

53864275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 975 (or 970 counting only the distinct ones).

The product of its digits is 201600, while the sum is 40.

The square root of 53864275 is about 7339.2285016887. The cubic root of 53864275 is about 377.6593774638.

The spelling of 53864275 in words is "fifty-three million, eight hundred sixty-four thousand, two hundred seventy-five".