53829693 has 6 divisors (see below), whose sum is σ = 77754014. Its totient is φ = 35886456.

The previous prime is 53829691. The next prime is 53829703. The reversal of 53829693 is 39692835.

53829693 is a `hidden beast` number, since 538 + 29 + 6 + 93 = 666.

53829693 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 51451929 + 2377764 = 7173^2 + 1542^2 .

It is not a de Polignac number, because 53829693 - 2¹ = 53829691 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 (53829691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2990530 + ... + 2990547.

Almost surely, 2^53829693 is an apocalyptic number.

It is an amenable number.

53829693 is a deficient number, since it is larger than the sum of its proper divisors (23924321).

53829693 is a wasteful number, since it uses less digits than its factorization.

53829693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5981083 (or 5981080 counting only the distinct ones).

The product of its digits is 349920, while the sum is 45.

The square root of 53829693 is about 7336.8721537178. The cubic root of 53829693 is about 377.5785384008.

The spelling of 53829693 in words is "fifty-three million, eight hundred twenty-nine thousand, six hundred ninety-three".