232516225 has 12 divisors (see below), whose sum is σ = 305280684. Its totient is φ = 175070720.

The previous prime is 232516187. The next prime is 232516253. The reversal of 232516225 is 522615232.

It can be written as a sum of positive squares in 6 ways, for example, as 1263376 + 231252849 = 1124^2 + 15207^2 .

It is not a de Polignac number, because 232516225 - 2¹³ = 232508033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 232516193 and 232516202.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 273124 + ... + 273973.

It is an arithmetic number, because the mean of its divisors is an integer number (25440057).

Almost surely, 2^232516225 is an apocalyptic number.

232516225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

232516225 is a deficient number, since it is larger than the sum of its proper divisors (72764459).

232516225 is a wasteful number, since it uses less digits than its factorization.

232516225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 547124 (or 547119 counting only the distinct ones).

The product of its digits is 7200, while the sum is 28.

The square root of 232516225 is about 15248.4827114044. The cubic root of 232516225 is about 614.9187765912.

The spelling of 232516225 in words is "two hundred thirty-two million, five hundred sixteen thousand, two hundred twenty-five".