663002694 has 24 divisors (see below), whose sum is σ = 1437009912. Its totient is φ = 220923360.

The previous prime is 663002621. The next prime is 663002699. The reversal of 663002694 is 496200366.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (663002699) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 72034 + ... + 80714.

It is an arithmetic number, because the mean of its divisors is an integer number (59875413).

Almost surely, 2^663002694 is an apocalyptic number.

663002694 is an abundant number, since it is smaller than the sum of its proper divisors (774007218).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

663002694 is a wasteful number, since it uses less digits than its factorization.

663002694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12932 (or 12929 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

The square root of 663002694 is about 25748.8386922595. The cubic root of 663002694 is about 871.9771363910.

The spelling of 663002694 in words is "six hundred sixty-three million, two thousand, six hundred ninety-four".