53671717 has 16 divisors (see below), whose sum is σ = 60099840. Its totient is φ = 47520000.

The previous prime is 53671711. The next prime is 53671727. The reversal of 53671717 is 71717635.

It is a happy number.

It is not a de Polignac number, because 53671717 - 2⁷ = 53671589 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 (53671711) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71092 + ... + 71842.

It is an arithmetic number, because the mean of its divisors is an integer number (3756240).

Almost surely, 2^53671717 is an apocalyptic number.

It is an amenable number.

53671717 is a deficient number, since it is larger than the sum of its proper divisors (6428123).

53671717 is a wasteful number, since it uses less digits than its factorization.

53671717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 924.

The product of its digits is 30870, while the sum is 37.

The square root of 53671717 is about 7326.0983476882. The cubic root of 53671717 is about 377.2088118929.

The spelling of 53671717 in words is "fifty-three million, six hundred seventy-one thousand, seven hundred seventeen".