253505006 has 8 divisors (see below), whose sum is σ = 383746440. Its totient is φ = 125589528.

The previous prime is 253504987. The next prime is 253505017. The reversal of 253505006 is 600505352.

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

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 581216 + ... + 581651.

It is an arithmetic number, because the mean of its divisors is an integer number (47968305).

Almost surely, 2^253505006 is an apocalyptic number.

253505006 is a deficient number, since it is larger than the sum of its proper divisors (130241434).

253505006 is a wasteful number, since it uses less digits than its factorization.

253505006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1162978.

The product of its (nonzero) digits is 4500, while the sum is 26.

The square root of 253505006 is about 15921.8405343101. The cubic root of 253505006 is about 632.8908932656.

The spelling of 253505006 in words is "two hundred fifty-three million, five hundred five thousand, six".