662049525 has 12 divisors (see below), whose sum is σ = 1094588672. Its totient is φ = 353093040.

The previous prime is 662049523. The next prime is 662049529. The reversal of 662049525 is 525940266.

It is not a de Polignac number, because 662049525 - 2¹ = 662049523 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (662049523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4413589 + ... + 4413738.

Almost surely, 2^662049525 is an apocalyptic number.

It is an amenable number.

662049525 is a deficient number, since it is larger than the sum of its proper divisors (432539147).

662049525 is a wasteful number, since it uses less digits than its factorization.

662049525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8827340 (or 8827335 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 39.

The square root of 662049525 is about 25730.3230644312. The cubic root of 662049525 is about 871.5590686117.

The spelling of 662049525 in words is "six hundred sixty-two million, forty-nine thousand, five hundred twenty-five".