663225076 has 12 divisors (see below), whose sum is σ = 1161703872. Its totient is φ = 331309688.

The previous prime is 663225071. The next prime is 663225089. The reversal of 663225076 is 670522366.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (663225071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70750 + ... + 79573.

It is an arithmetic number, because the mean of its divisors is an integer number (96808656).

Almost surely, 2^663225076 is an apocalyptic number.

It is an amenable number.

663225076 is a deficient number, since it is larger than the sum of its proper divisors (498478796).

663225076 is a wasteful number, since it uses less digits than its factorization.

663225076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151430 (or 151428 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 37.

The square root of 663225076 is about 25753.1566220531. The cubic root of 663225076 is about 872.0746173137.

The spelling of 663225076 in words is "six hundred sixty-three million, two hundred twenty-five thousand, seventy-six".