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53477 = 531009

53477 has 4 divisors (see below), whose sum is σ = 54540. Its totient is φ = 52416.

The previous prime is 53453. The next prime is 53479. The reversal of 53477 is 77435.

It can be divided in two parts, 53 and 477, that multiplied together give a square (25281 = 1592).

53477 is nontrivially palindromic in base 9.

53477 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 27556 + 25921 = 166^2 + 161^2 .

It is a cyclic number.

It is not a de Polignac number, because 53477 - 210 = 52453 is a prime.

It is a Duffinian number.

53477 is a modest number, since divided by 477 gives 53 as remainder.

It is a plaindrome in base 14.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 53477.

It is not an unprimeable number, because it can be changed into a prime (53479) 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, 452 + ... + 557.

It is an arithmetic number, because the mean of its divisors is an integer number (13635).

253477 is an apocalyptic number.

It is an amenable number.

53477 is a deficient number, since it is larger than the sum of its proper divisors (1063).

53477 is a wasteful number, since it uses less digits than its factorization.

53477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1062.

The product of its digits is 2940, while the sum is 26.

The square root of 53477 is about 231.2509459440. The cubic root of 53477 is about 37.6752097294.

The spelling of 53477 in words is "fifty-three thousand, four hundred seventy-seven".

Divisors: 1 53 1009 53477