53575477 has 4 divisors (see below), whose sum is σ = 53591776. Its totient is φ = 53559180.

The previous prime is 53575469. The next prime is 53575493. The reversal of 53575477 is 77457535.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 53575477 - 2³ = 53575469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53575427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1299 + ... + 10432.

It is an arithmetic number, because the mean of its divisors is an integer number (13397944).

Almost surely, 2^53575477 is an apocalyptic number.

It is an amenable number.

53575477 is a deficient number, since it is larger than the sum of its proper divisors (16299).

53575477 is a wasteful number, since it uses less digits than its factorization.

53575477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16298.

The product of its digits is 514500, while the sum is 43.

The square root of 53575477 is about 7319.5271022109. The cubic root of 53575477 is about 376.9832163772.

The spelling of 53575477 in words is "fifty-three million, five hundred seventy-five thousand, four hundred seventy-seven".