102424325 has 12 divisors (see below), whose sum is σ = 130439940. Its totient is φ = 79724160.

The previous prime is 102424321. The next prime is 102424363. The reversal of 102424325 is 523424201.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 5579044 + 96845281 = 2362^2 + 9841^2 .

It is not a de Polignac number, because 102424325 - 2² = 102424321 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 102424325.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102424321) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 54440 + ... + 56289.

It is an arithmetic number, because the mean of its divisors is an integer number (10869995).

Almost surely, 2^102424325 is an apocalyptic number.

It is an amenable number.

102424325 is a deficient number, since it is larger than the sum of its proper divisors (28015615).

102424325 is a wasteful number, since it uses less digits than its factorization.

102424325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110776 (or 110771 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 102424325 is about 10120.4903537329. The cubic root of 102424325 is about 467.8798803537.

Adding to 102424325 its reverse (523424201), we get a palindrome (625848526).

The spelling of 102424325 in words is "one hundred two million, four hundred twenty-four thousand, three hundred twenty-five".