42264525 has 24 divisors (see below), whose sum is σ = 70870464. Its totient is φ = 22220800.

The previous prime is 42264503. The next prime is 42264529. The reversal of 42264525 is 52546224.

It is a happy number.

It is not a de Polignac number, because 42264525 - 2⁸ = 42264269 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 42264492 and 42264501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42264529) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1357 + ... + 9293.

It is an arithmetic number, because the mean of its divisors is an integer number (2952936).

Almost surely, 2^42264525 is an apocalyptic number.

It is an amenable number.

42264525 is a deficient number, since it is larger than the sum of its proper divisors (28605939).

42264525 is a wasteful number, since it uses less digits than its factorization.

42264525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8021 (or 8016 counting only the distinct ones).

The product of its digits is 19200, while the sum is 30.

The square root of 42264525 is about 6501.1172116799. The cubic root of 42264525 is about 348.3308964571.

The spelling of 42264525 in words is "forty-two million, two hundred sixty-four thousand, five hundred twenty-five".