53813793 has 8 divisors (see below), whose sum is σ = 78274656. Its totient is φ = 32614400.

The previous prime is 53813783. The next prime is 53813807. The reversal of 53813793 is 39731835.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53813793 - 2⁶ = 53813729 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (53813713) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 815328 + ... + 815393.

It is an arithmetic number, because the mean of its divisors is an integer number (9784332).

Almost surely, 2^53813793 is an apocalyptic number.

It is an amenable number.

53813793 is a deficient number, since it is larger than the sum of its proper divisors (24460863).

53813793 is a wasteful number, since it uses less digits than its factorization.

53813793 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1630735.

The product of its digits is 68040, while the sum is 39.

The square root of 53813793 is about 7335.7885056754. The cubic root of 53813793 is about 377.5413588591.

The spelling of 53813793 in words is "fifty-three million, eight hundred thirteen thousand, seven hundred ninety-three".