253283530 has 16 divisors (see below), whose sum is σ = 456282720. Its totient is φ = 101230672.

The previous prime is 253283473. The next prime is 253283531. The reversal of 253283530 is 35382352.

253283530 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 253283492 and 253283501.

It is not an unprimeable number, because it can be changed into a prime (253283531) 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, 3381 + ... + 22759.

It is an arithmetic number, because the mean of its divisors is an integer number (28517670).

Almost surely, 2^253283530 is an apocalyptic number.

253283530 is a deficient number, since it is larger than the sum of its proper divisors (202999190).

253283530 is a wasteful number, since it uses less digits than its factorization.

253283530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20693.

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 253283530 is about 15914.8839141227. The cubic root of 253283530 is about 632.7065300642.

The spelling of 253283530 in words is "two hundred fifty-three million, two hundred eighty-three thousand, five hundred thirty".