625435241 has 4 divisors (see below), whose sum is σ = 625516500. Its totient is φ = 625353984.

The previous prime is 625435201. The next prime is 625435243. The reversal of 625435241 is 142534526.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 158659216 + 466776025 = 12596^2 + 21605^2 .

It is a cyclic number.

It is not a de Polignac number, because 625435241 - 2⁶ = 625435177 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 625435198 and 625435207.

It is not an unprimeable number, because it can be changed into a prime (625435243) 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, 27716 + ... + 44933.

It is an arithmetic number, because the mean of its divisors is an integer number (156379125).

Almost surely, 2^625435241 is an apocalyptic number.

It is an amenable number.

625435241 is a deficient number, since it is larger than the sum of its proper divisors (81259).

625435241 is an equidigital number, since it uses as much as digits as its factorization.

625435241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81258.

The product of its digits is 28800, while the sum is 32.

The square root of 625435241 is about 25008.7033050496. The cubic root of 625435241 is about 855.1863943906.

Adding to 625435241 its reverse (142534526), we get a palindrome (767969767).

The spelling of 625435241 in words is "six hundred twenty-five million, four hundred thirty-five thousand, two hundred forty-one".