663003070 has 8 divisors (see below), whose sum is σ = 1193405544. Its totient is φ = 265201224.

The previous prime is 663003049. The next prime is 663003071. The reversal of 663003070 is 70300366.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (663003071) 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, 33150144 + ... + 33150163.

It is an arithmetic number, because the mean of its divisors is an integer number (149175693).

Almost surely, 2^663003070 is an apocalyptic number.

663003070 is a deficient number, since it is larger than the sum of its proper divisors (530402474).

663003070 is a wasteful number, since it uses less digits than its factorization.

663003070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66300314.

The product of its (nonzero) digits is 2268, while the sum is 25.

The square root of 663003070 is about 25748.8459935586. The cubic root of 663003070 is about 871.9773012286.

The spelling of 663003070 in words is "six hundred sixty-three million, three thousand, seventy".