234456666 has 8 divisors (see below), whose sum is σ = 468913344. Its totient is φ = 78152220.

The previous prime is 234456661. The next prime is 234456671. The reversal of 234456666 is 666654432.

It is an interprime number because it is at equal distance from previous prime (234456661) and next prime (234456671).

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

234456666 is an admirable number.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (234456661) 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, 19538050 + ... + 19538061.

It is an arithmetic number, because the mean of its divisors is an integer number (58614168).

Almost surely, 2^234456666 is an apocalyptic number.

234456666 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

234456666 is a wasteful number, since it uses less digits than its factorization.

234456666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39076116.

The product of its digits is 622080, while the sum is 42.

The square root of 234456666 is about 15311.9778604856. The cubic root of 234456666 is about 616.6246211736.

The spelling of 234456666 in words is "two hundred thirty-four million, four hundred fifty-six thousand, six hundred sixty-six".