253713564 has 36 divisors (see below), whose sum is σ = 690665976. Its totient is φ = 78065568.

The previous prime is 253713563. The next prime is 253713583. The reversal of 253713564 is 465317352.

253713564 is a `hidden beast` number, since 25 + 3 + 71 + 3 + 564 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253713563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 270594 + ... + 271529.

It is an arithmetic number, because the mean of its divisors is an integer number (19185166).

Almost surely, 2^253713564 is an apocalyptic number.

It is an amenable number.

253713564 is an abundant number, since it is smaller than the sum of its proper divisors (436952412).

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

253713564 is a wasteful number, since it uses less digits than its factorization.

253713564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542146 (or 542141 counting only the distinct ones).

The product of its digits is 75600, while the sum is 36.

The square root of 253713564 is about 15928.3886190663. The cubic root of 253713564 is about 633.0644049980.

The spelling of 253713564 in words is "two hundred fifty-three million, seven hundred thirteen thousand, five hundred sixty-four".