53716429 has 4 divisors (see below), whose sum is σ = 57848476. Its totient is φ = 49584384.

The previous prime is 53716409. The next prime is 53716483. The reversal of 53716429 is 92461735.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 92461735 = 5 ⋅18492347.

It can be written as a sum of positive squares in 2 ways, for example, as 11764900 + 41951529 = 3430^2 + 6477^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53716429 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 (53716409) 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, 2066004 + ... + 2066029.

It is an arithmetic number, because the mean of its divisors is an integer number (14462119).

Almost surely, 2^53716429 is an apocalyptic number.

It is an amenable number.

53716429 is a deficient number, since it is larger than the sum of its proper divisors (4132047).

53716429 is a wasteful number, since it uses less digits than its factorization.

53716429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4132046.

The product of its digits is 45360, while the sum is 37.

The square root of 53716429 is about 7329.1492685031. The cubic root of 53716429 is about 377.3135292380.

It can be divided in two parts, 53716 and 429, that added together give a palindrome (54145).

The spelling of 53716429 in words is "fifty-three million, seven hundred sixteen thousand, four hundred twenty-nine".