102002344 has 8 divisors (see below), whose sum is σ = 191254410. Its totient is φ = 51001168.

The previous prime is 102002333. The next prime is 102002359. The reversal of 102002344 is 443200201.

It can be written as a sum of positive squares in only one way, i.e., 71199844 + 30802500 = 8438^2 + 5550^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6375139 + ... + 6375154.

Almost surely, 2^102002344 is an apocalyptic number.

It is an amenable number.

102002344 is a deficient number, since it is larger than the sum of its proper divisors (89252066).

102002344 is a wasteful number, since it uses less digits than its factorization.

102002344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12750299 (or 12750295 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 102002344 is about 10099.6209829874. The cubic root of 102002344 is about 467.2364518730.

Adding to 102002344 its reverse (443200201), we get a palindrome (545202545).

It can be divided in two parts, 10200 and 2344, that added together give a square (12544 = 112²).

The spelling of 102002344 in words is "one hundred two million, two thousand, three hundred forty-four".