42603025 has 6 divisors (see below), whose sum is σ = 52827782. Its totient is φ = 34082400.

The previous prime is 42602993. The next prime is 42603031. The reversal of 42603025 is 52030624.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 1296 + 42601729 = 36^2 + 6527^2 .

It is not a de Polignac number, because 42603025 - 2⁵ = 42602993 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42602987 and 42603005.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 852036 + ... + 852085.

Almost surely, 2^42603025 is an apocalyptic number.

It is an amenable number.

42603025 is a deficient number, since it is larger than the sum of its proper divisors (10224757).

42603025 is a wasteful number, since it uses less digits than its factorization.

42603025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1704131 (or 1704126 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 42603025 is about 6527.0992791592. The cubic root of 42603025 is about 349.2583615755.

Adding to 42603025 its reverse (52030624), we get a palindrome (94633649).

The spelling of 42603025 in words is "forty-two million, six hundred three thousand, twenty-five".