4540425 has 12 divisors (see below), whose sum is σ = 7506960. Its totient is φ = 2421520.

The previous prime is 4540423. The next prime is 4540427. The reversal of 4540425 is 5240454.

It is an interprime number because it is at equal distance from previous prime (4540423) and next prime (4540427).

It is not a de Polignac number, because 4540425 - 2¹ = 4540423 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4540395 and 4540404.

It is not an unprimeable number, because it can be changed into a prime (4540423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30195 + ... + 30344.

It is an arithmetic number, because the mean of its divisors is an integer number (625580).

Almost surely, 2^4540425 is an apocalyptic number.

It is an amenable number.

4540425 is a deficient number, since it is larger than the sum of its proper divisors (2966535).

4540425 is a wasteful number, since it uses less digits than its factorization.

4540425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60552 (or 60547 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 24.

The square root of 4540425 is about 2130.8273041239. The cubic root of 4540425 is about 165.5892613051.

Adding to 4540425 its reverse (5240454), we get a palindrome (9780879).

It can be divided in two parts, 45 and 40425, that added together give a triangular number (40470 = T₂₈₄).

The spelling of 4540425 in words is "four million, five hundred forty thousand, four hundred twenty-five".