464356646 has 8 divisors (see below), whose sum is σ = 750114624. Its totient is φ = 214318440.

The previous prime is 464356643. The next prime is 464356667. The reversal of 464356646 is 646653464.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 464356597 and 464356606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (464356643) 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, 8929910 + ... + 8929961.

It is an arithmetic number, because the mean of its divisors is an integer number (93764328).

Almost surely, 2^464356646 is an apocalyptic number.

464356646 is a deficient number, since it is larger than the sum of its proper divisors (285757978).

464356646 is a wasteful number, since it uses less digits than its factorization.

464356646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17859886.

The product of its digits is 1244160, while the sum is 44.

The square root of 464356646 is about 21548.9360758252. The cubic root of 464356646 is about 774.3736297223.

The spelling of 464356646 in words is "four hundred sixty-four million, three hundred fifty-six thousand, six hundred forty-six".