253256035 has 16 divisors (see below), whose sum is σ = 320355360. Its totient is φ = 191669760.

The previous prime is 253256033. The next prime is 253256041. The reversal of 253256035 is 530652352.

It is not a de Polignac number, because 253256035 - 2¹ = 253256033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 253255988 and 253256006.

It is not an unprimeable number, because it can be changed into a prime (253256033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87979 + ... + 90811.

It is an arithmetic number, because the mean of its divisors is an integer number (20022210).

Almost surely, 2^253256035 is an apocalyptic number.

253256035 is a deficient number, since it is larger than the sum of its proper divisors (67099325).

253256035 is a wasteful number, since it uses less digits than its factorization.

253256035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3798.

The product of its (nonzero) digits is 27000, while the sum is 31.

The square root of 253256035 is about 15914.0200766494. The cubic root of 253256035 is about 632.6836349111.

The spelling of 253256035 in words is "two hundred fifty-three million, two hundred fifty-six thousand, thirty-five".