102730024 has 16 divisors (see below), whose sum is σ = 193338900. Its totient is φ = 51172992.

The previous prime is 102730021. The next prime is 102730027. The reversal of 102730024 is 420037201.

It is an interprime number because it is at equal distance from previous prime (102730021) and next prime (102730027).

It can be written as a sum of positive squares in 2 ways, for example, as 75377124 + 27352900 = 8682^2 + 5230^2 .

It is a junction number, because it is equal to n+sod(n) for n = 102729983 and 102730010.

It is not an unprimeable number, because it can be changed into a prime (102730021) 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, 21717 + ... + 26020.

Almost surely, 2^102730024 is an apocalyptic number.

It is an amenable number.

102730024 is a deficient number, since it is larger than the sum of its proper divisors (90608876).

102730024 is a wasteful number, since it uses less digits than its factorization.

102730024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48012 (or 48008 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 102730024 is about 10135.5820750463. The cubic root of 102730024 is about 468.3449012339.

Adding to 102730024 its reverse (420037201), we get a palindrome (522767225).

The spelling of 102730024 in words is "one hundred two million, seven hundred thirty thousand, twenty-four".