102427666 has 16 divisors (see below), whose sum is σ = 168739200. Its totient is φ = 46244080.

The previous prime is 102427649. The next prime is 102427667. The reversal of 102427666 is 666724201.

It is not an unprimeable number, because it can be changed into a prime (102427667) 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, 12346 + ... + 18901.

It is an arithmetic number, because the mean of its divisors is an integer number (10546200).

Almost surely, 2^102427666 is an apocalyptic number.

102427666 is a deficient number, since it is larger than the sum of its proper divisors (66311534).

102427666 is a wasteful number, since it uses less digits than its factorization.

102427666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31409.

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 102427666 is about 10120.6554135589. The cubic root of 102427666 is about 467.8849675883.

The spelling of 102427666 in words is "one hundred two million, four hundred twenty-seven thousand, six hundred sixty-six".