102442334 has 4 divisors (see below), whose sum is σ = 153663504. Its totient is φ = 51221166.

The previous prime is 102442303. The next prime is 102442339. The reversal of 102442334 is 433244201.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102442339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25610582 + ... + 25610585.

It is an arithmetic number, because the mean of its divisors is an integer number (38415876).

Almost surely, 2^102442334 is an apocalyptic number.

102442334 is a deficient number, since it is larger than the sum of its proper divisors (51221170).

102442334 is an equidigital number, since it uses as much as digits as its factorization.

102442334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51221169.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 102442334 is about 10121.3800442430. The cubic root of 102442334 is about 467.9073007768.

Adding to 102442334 its reverse (433244201), we get a palindrome (535686535).

The spelling of 102442334 in words is "one hundred two million, four hundred forty-two thousand, three hundred thirty-four".