102342724 has 24 divisors (see below), whose sum is σ = 200150496. Its totient is φ = 45384000.

The previous prime is 102342719. The next prime is 102342739. The reversal of 102342724 is 427243201.

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, 26562 + ... + 30169.

It is an arithmetic number, because the mean of its divisors is an integer number (8339604).

Almost surely, 2^102342724 is an apocalyptic number.

It is an amenable number.

102342724 is a deficient number, since it is larger than the sum of its proper divisors (97807772).

102342724 is a wasteful number, since it uses less digits than its factorization.

102342724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56787 (or 56785 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 25.

The square root of 102342724 is about 10116.4580758287. The cubic root of 102342724 is about 467.7555947418.

Adding to 102342724 its reverse (427243201), we get a palindrome (529585925).

The spelling of 102342724 in words is "one hundred two million, three hundred forty-two thousand, seven hundred twenty-four".