102344242 has 96 divisors (see below), whose sum is σ = 214885440. Its totient is φ = 35925120.

The previous prime is 102344201. The next prime is 102344243. The reversal of 102344242 is 242443201.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (102344243) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 938884 + ... + 938992.

It is an arithmetic number, because the mean of its divisors is an integer number (2238390).

Almost surely, 2^102344242 is an apocalyptic number.

102344242 is an abundant number, since it is smaller than the sum of its proper divisors (112541198).

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

102344242 is a wasteful number, since it uses less digits than its factorization.

102344242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216 (or 209 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 102344242 is about 10116.5331018091. The cubic root of 102344242 is about 467.7579073943.

Adding to 102344242 its reverse (242443201), we get a palindrome (344787443).

The spelling of 102344242 in words is "one hundred two million, three hundred forty-four thousand, two hundred forty-two".