663926093 has 8 divisors (see below), whose sum is σ = 666554880. Its totient is φ = 661303440.

The previous prime is 663926077. The next prime is 663926099. The reversal of 663926093 is 390629366.

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

It is a cyclic number.

It is not a de Polignac number, because 663926093 - 2⁴ = 663926077 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 (663926099) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 361688 + ... + 363518.

It is an arithmetic number, because the mean of its divisors is an integer number (83319360).

Almost surely, 2^663926093 is an apocalyptic number.

It is an amenable number.

663926093 is a deficient number, since it is larger than the sum of its proper divisors (2628787).

663926093 is a wasteful number, since it uses less digits than its factorization.

663926093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3067.

The product of its (nonzero) digits is 314928, while the sum is 44.

The square root of 663926093 is about 25766.7633396203. The cubic root of 663926093 is about 872.3817648613.

The spelling of 663926093 in words is "six hundred sixty-three million, nine hundred twenty-six thousand, ninety-three".