53406793 has 4 divisors (see below), whose sum is σ = 58261968. Its totient is φ = 48551620.

The previous prime is 53406779. The next prime is 53406823. The reversal of 53406793 is 39760435.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 53406793 - 2⁵ = 53406761 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53406733) 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, 2427571 + ... + 2427592.

It is an arithmetic number, because the mean of its divisors is an integer number (14565492).

Almost surely, 2^53406793 is an apocalyptic number.

It is an amenable number.

53406793 is a deficient number, since it is larger than the sum of its proper divisors (4855175).

53406793 is a wasteful number, since it uses less digits than its factorization.

53406793 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4855174.

The product of its (nonzero) digits is 68040, while the sum is 37.

The square root of 53406793 is about 7307.9951423082. The cubic root of 53406793 is about 376.5871527497.

The spelling of 53406793 in words is "fifty-three million, four hundred six thousand, seven hundred ninety-three".