53423356 has 24 divisors (see below), whose sum is σ = 107004800. Its totient is φ = 22861872.

The previous prime is 53423353. The next prime is 53423389. The reversal of 53423356 is 65332435.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53423351) 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, 30595 + ... + 32293.

Almost surely, 2^53423356 is an apocalyptic number.

It is an amenable number.

53423356 is an abundant number, since it is smaller than the sum of its proper divisors (53581444).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53423356 is a wasteful number, since it uses less digits than its factorization.

53423356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2833 (or 2831 counting only the distinct ones).

The product of its digits is 32400, while the sum is 31.

The square root of 53423356 is about 7309.1282653953. The cubic root of 53423356 is about 376.6260789360.

The spelling of 53423356 in words is "fifty-three million, four hundred twenty-three thousand, three hundred fifty-six".