664235062 has 8 divisors (see below), whose sum is σ = 996583392. Its totient is φ = 332040600.

The previous prime is 664235059. The next prime is 664235087. The reversal of 664235062 is 260532466.

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

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 26989 + ... + 45352.

It is an arithmetic number, because the mean of its divisors is an integer number (124572924).

Almost surely, 2^664235062 is an apocalyptic number.

664235062 is a deficient number, since it is larger than the sum of its proper divisors (332348330).

664235062 is a wasteful number, since it uses less digits than its factorization.

664235062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76934.

The product of its (nonzero) digits is 51840, while the sum is 34.

The square root of 664235062 is about 25772.7581372270. The cubic root of 664235062 is about 872.5170696408.

The spelling of 664235062 in words is "six hundred sixty-four million, two hundred thirty-five thousand, sixty-two".