102442344 has 32 divisors (see below), whose sum is σ = 263029920. Its totient is φ = 33224256.

The previous prime is 102442339. The next prime is 102442367. The reversal of 102442344 is 443244201.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56794 + ... + 58569.

It is an arithmetic number, because the mean of its divisors is an integer number (8219685).

Almost surely, 2^102442344 is an apocalyptic number.

It is an amenable number.

102442344 is an abundant number, since it is smaller than the sum of its proper divisors (160587576).

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

102442344 is a wasteful number, since it uses less digits than its factorization.

102442344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115409 (or 115405 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 102442344 is about 10121.3805382467. The cubic root of 102442344 is about 467.9073160019.

Adding to 102442344 its reverse (443244201), we get a palindrome (545686545).

The spelling of 102442344 in words is "one hundred two million, four hundred forty-two thousand, three hundred forty-four".