253585424 has 10 divisors (see below), whose sum is σ = 491321790. Its totient is φ = 126792704.

The previous prime is 253585421. The next prime is 253585433. The reversal of 253585424 is 424585352.

It is a happy number.

253585424 is digitally balanced in base 3, 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., 175085824 + 78499600 = 13232^2 + 8860^2 .

It is not an unprimeable number, because it can be changed into a prime (253585421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7924529 + ... + 7924560.

It is an arithmetic number, because the mean of its divisors is an integer number (49132179).

Almost surely, 2^253585424 is an apocalyptic number.

It is an amenable number.

253585424 is a deficient number, since it is larger than the sum of its proper divisors (237736366).

253585424 is a wasteful number, since it uses less digits than its factorization.

253585424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15849097 (or 15849091 counting only the distinct ones).

The product of its digits is 192000, while the sum is 38.

The square root of 253585424 is about 15924.3657330520. The cubic root of 253585424 is about 632.9578090237.

The spelling of 253585424 in words is "two hundred fifty-three million, five hundred eighty-five thousand, four hundred twenty-four".