53466481 has 4 divisors (see below), whose sum is σ = 53518500. Its totient is φ = 53414464.

The previous prime is 53466433. The next prime is 53466499. The reversal of 53466481 is 18466435.

It is a happy number.

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 29062881 + 24403600 = 5391^2 + 4940^2 .

It is a cyclic number.

It is not a de Polignac number, because 53466481 - 2¹³ = 53458289 is a prime.

It is a super-2 number, since 2×53466481² = 5717329181046722, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 53466481.

It is not an unprimeable number, because it can be changed into a prime (53466181) 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, 24436 + ... + 26533.

It is an arithmetic number, because the mean of its divisors is an integer number (13379625).

Almost surely, 2^53466481 is an apocalyptic number.

It is an amenable number.

53466481 is a deficient number, since it is larger than the sum of its proper divisors (52019).

53466481 is a wasteful number, since it uses less digits than its factorization.

53466481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52018.

The product of its digits is 69120, while the sum is 37.

The square root of 53466481 is about 7312.0777484926. The cubic root of 53466481 is about 376.7273931207.

The spelling of 53466481 in words is "fifty-three million, four hundred sixty-six thousand, four hundred eighty-one".