240166423 has 8 divisors (see below), whose sum is σ = 278236448. Its totient is φ = 203036544.

The previous prime is 240166387. The next prime is 240166447. The reversal of 240166423 is 324661042.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 240166423 - 2¹⁷ = 240035351 is a prime.

It is a super-3 number, since 3×240166423³ (a number of 26 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 240166391 and 240166400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240166453) 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 7 ways as a sum of consecutive naturals, for example, 234486 + ... + 235507.

It is an arithmetic number, because the mean of its divisors is an integer number (34779556).

Almost surely, 2^240166423 is an apocalyptic number.

240166423 is a deficient number, since it is larger than the sum of its proper divisors (38070025).

240166423 is an equidigital number, since it uses as much as digits as its factorization.

240166423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470073.

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 240166423 is about 15497.3037332305. The cubic root of 240166423 is about 621.5901110446.

The spelling of 240166423 in words is "two hundred forty million, one hundred sixty-six thousand, four hundred twenty-three".