102432530 has 8 divisors (see below), whose sum is σ = 184378572. Its totient is φ = 40973008.

The previous prime is 102432529. The next prime is 102432557. The reversal of 102432530 is 35234201.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 101263969 + 1168561 = 10063^2 + 1081^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5121617 + ... + 5121636.

Almost surely, 2^102432530 is an apocalyptic number.

102432530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102432530 is a deficient number, since it is larger than the sum of its proper divisors (81946042).

102432530 is a wasteful number, since it uses less digits than its factorization.

102432530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10243260.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 102432530 is about 10120.8957113489. The cubic root of 102432530 is about 467.8923736487.

Adding to 102432530 its reverse (35234201), we get a palindrome (137666731).

The spelling of 102432530 in words is "one hundred two million, four hundred thirty-two thousand, five hundred thirty".