240735223 has 4 divisors (see below), whose sum is σ = 242329648. Its totient is φ = 239140800.

The previous prime is 240735211. The next prime is 240735233. The reversal of 240735223 is 322537042.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 322537042 = 2 ⋅161268521.

It is a cyclic number.

It is not a de Polignac number, because 240735223 - 2¹⁷ = 240604151 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 240735191 and 240735200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240735203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 796986 + ... + 797287.

It is an arithmetic number, because the mean of its divisors is an integer number (60582412).

Almost surely, 2^240735223 is an apocalyptic number.

240735223 is a deficient number, since it is larger than the sum of its proper divisors (1594425).

240735223 is a wasteful number, since it uses less digits than its factorization.

240735223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1594424.

The product of its (nonzero) digits is 10080, while the sum is 28.

The square root of 240735223 is about 15515.6444597058. The cubic root of 240735223 is about 622.0804400676.

The spelling of 240735223 in words is "two hundred forty million, seven hundred thirty-five thousand, two hundred twenty-three".