102342444 has 24 divisors (see below), whose sum is σ = 245254128. Its totient is φ = 33192000.

The previous prime is 102342419. The next prime is 102342463. The reversal of 102342444 is 444243201.

It is a happy number.

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, 114807 + ... + 115694.

It is an arithmetic number, because the mean of its divisors is an integer number (10218922).

Almost surely, 2^102342444 is an apocalyptic number.

It is an amenable number.

102342444 is an abundant number, since it is smaller than the sum of its proper divisors (142911684).

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

102342444 is a wasteful number, since it uses less digits than its factorization.

102342444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230545 (or 230543 counting only the distinct ones).

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

The square root of 102342444 is about 10116.4442369837. Note that the first 3 decimals coincide. The cubic root of 102342444 is about 467.7551681630.

Adding to 102342444 its reverse (444243201), we get a palindrome (546585645).

The spelling of 102342444 in words is "one hundred two million, three hundred forty-two thousand, four hundred forty-four".