102342356 has 12 divisors (see below), whose sum is σ = 179298420. Its totient is φ = 51114240.

The previous prime is 102342353. The next prime is 102342413. The reversal of 102342356 is 653243201.

It can be written as a sum of positive squares in 2 ways, for example, as 16483600 + 85858756 = 4060^2 + 9266^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102342353) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10055 + ... + 17486.

It is an arithmetic number, because the mean of its divisors is an integer number (14941535).

Almost surely, 2^102342356 is an apocalyptic number.

It is an amenable number.

102342356 is a deficient number, since it is larger than the sum of its proper divisors (76956064).

102342356 is a wasteful number, since it uses less digits than its factorization.

102342356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28474 (or 28472 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 102342356 is about 10116.4398876285. The cubic root of 102342356 is about 467.7550340953.

Adding to 102342356 its reverse (653243201), we get a palindrome (755585557).

The spelling of 102342356 in words is "one hundred two million, three hundred forty-two thousand, three hundred fifty-six".