53375775 has 24 divisors (see below), whose sum is σ = 89466000. Its totient is φ = 28074240.

The previous prime is 53375759. The next prime is 53375789. The reversal of 53375775 is 57757335.

It is not a de Polignac number, because 53375775 - 2⁴ = 53375759 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 601 + ... + 10349.

It is an arithmetic number, because the mean of its divisors is an integer number (3727750).

Almost surely, 2^53375775 is an apocalyptic number.

53375775 is a deficient number, since it is larger than the sum of its proper divisors (36090225).

53375775 is a wasteful number, since it uses less digits than its factorization.

53375775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9835 (or 9830 counting only the distinct ones).

The product of its digits is 385875, while the sum is 42.

The square root of 53375775 is about 7305.8726378168. The cubic root of 53375775 is about 376.5142329221.

The spelling of 53375775 in words is "fifty-three million, three hundred seventy-five thousand, seven hundred seventy-five".