240219853 has 2 divisors, whose sum is σ = 240219854. Its totient is φ = 240219852.

The previous prime is 240219839. The next prime is 240219893. The reversal of 240219853 is 358912042.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 217208644 + 23011209 = 14738^2 + 4797^2 .

It is a cyclic number.

It is not a de Polignac number, because 240219853 - 2²⁵ = 206665421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (240219893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120109926 + 120109927.

It is an arithmetic number, because the mean of its divisors is an integer number (120109927).

Almost surely, 2^240219853 is an apocalyptic number.

It is an amenable number.

240219853 is a deficient number, since it is larger than the sum of its proper divisors (1).

240219853 is an equidigital number, since it uses as much as digits as its factorization.

240219853 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 240219853 is about 15499.0274856199. The cubic root of 240219853 is about 621.6362028292.

The spelling of 240219853 in words is "two hundred forty million, two hundred nineteen thousand, eight hundred fifty-three".