7503425 has 6 divisors (see below), whose sum is σ = 9304278. Its totient is φ = 6002720.

The previous prime is 7503413. The next prime is 7503469. The reversal of 7503425 is 5243057.

It can be written as a sum of positive squares in 3 ways, for example, as 39601 + 7463824 = 199^2 + 2732^2 .

It is not a de Polignac number, because 7503425 - 2⁶ = 7503361 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 = 7503394 and 7503403.

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, 150044 + ... + 150093.

It is an arithmetic number, because the mean of its divisors is an integer number (1550713).

Almost surely, 2^7503425 is an apocalyptic number.

It is an amenable number.

7503425 is a deficient number, since it is larger than the sum of its proper divisors (1800853).

7503425 is a wasteful number, since it uses less digits than its factorization.

7503425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300147 (or 300142 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 26.

The square root of 7503425 is about 2739.2380327383. The cubic root of 7503425 is about 195.7731740165.

The spelling of 7503425 in words is "seven million, five hundred three thousand, four hundred twenty-five".