253533005 has 8 divisors (see below), whose sum is σ = 331897824. Its totient is φ = 184387600.

The previous prime is 253533001. The next prime is 253533011. The reversal of 253533005 is 500335352.

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

It is not a de Polignac number, because 253533005 - 2² = 253533001 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253533001) 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, 2304791 + ... + 2304900.

It is an arithmetic number, because the mean of its divisors is an integer number (41487228).

Almost surely, 2^253533005 is an apocalyptic number.

It is an amenable number.

253533005 is a deficient number, since it is larger than the sum of its proper divisors (78364819).

253533005 is a wasteful number, since it uses less digits than its factorization.

253533005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4609707.

The product of its (nonzero) digits is 6750, while the sum is 26.

The square root of 253533005 is about 15922.7197739582. The cubic root of 253533005 is about 632.9141928183.

Adding to 253533005 its reverse (500335352), we get a palindrome (753868357).

The spelling of 253533005 in words is "two hundred fifty-three million, five hundred thirty-three thousand, five".