102444434 has 8 divisors (see below), whose sum is σ = 153809280. Its totient is φ = 51174676.

The previous prime is 102444427. The next prime is 102444439. The reversal of 102444434 is 434444201.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (102444439) 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 3 ways as a sum of consecutive naturals, for example, 21014 + ... + 25425.

It is an arithmetic number, because the mean of its divisors is an integer number (19226160).

Almost surely, 2^102444434 is an apocalyptic number.

102444434 is a deficient number, since it is larger than the sum of its proper divisors (51364846).

102444434 is a wasteful number, since it uses less digits than its factorization.

102444434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47544.

The product of its (nonzero) digits is 6144, while the sum is 26.

The square root of 102444434 is about 10121.4837845051. The cubic root of 102444434 is about 467.9104980182.

Adding to 102444434 its reverse (434444201), we get a palindrome (536888635).

The spelling of 102444434 in words is "one hundred two million, four hundred forty-four thousand, four hundred thirty-four".