9042525 has 18 divisors (see below), whose sum is σ = 16196570. Its totient is φ = 4822560.

The previous prime is 9042511. The next prime is 9042529. The reversal of 9042525 is 5252409.

9042525 = T₈₃₈ + T₈₃₉ + ... + T₈₆₂.

It can be written as a sum of positive squares in 3 ways, for example, as 60516 + 8982009 = 246^2 + 2997^2 .

It is not a de Polignac number, because 9042525 - 2⁵ = 9042493 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9042529) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 19870 + ... + 20319.

Almost surely, 2^9042525 is an apocalyptic number.

It is an amenable number.

9042525 is a deficient number, since it is larger than the sum of its proper divisors (7154045).

9042525 is a wasteful number, since it uses less digits than its factorization.

9042525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40205 (or 40197 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 9042525 is about 3007.0791476115. The cubic root of 9042525 is about 208.3354808668.

The spelling of 9042525 in words is "nine million, forty-two thousand, five hundred twenty-five".