253853066 has 16 divisors (see below), whose sum is σ = 394329600. Its totient is φ = 122419248.

The previous prime is 253853057. The next prime is 253853069. The reversal of 253853066 is 660358352.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (253853069) 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, 73895 + ... + 77253.

It is an arithmetic number, because the mean of its divisors is an integer number (24645600).

Almost surely, 2^253853066 is an apocalyptic number.

253853066 is a deficient number, since it is larger than the sum of its proper divisors (140476534).

253853066 is a wasteful number, since it uses less digits than its factorization.

253853066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4693.

The product of its (nonzero) digits is 129600, while the sum is 38.

The square root of 253853066 is about 15932.7670540933. The cubic root of 253853066 is about 633.1804118944.

The spelling of 253853066 in words is "two hundred fifty-three million, eight hundred fifty-three thousand, sixty-six".