422329646 has 8 divisors (see below), whose sum is σ = 633582984. Its totient is φ = 211135320.

The previous prime is 422329631. The next prime is 422329679. The reversal of 422329646 is 646923224.

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15776 + ... + 33068.

It is an arithmetic number, because the mean of its divisors is an integer number (79197873).

Almost surely, 2^422329646 is an apocalyptic number.

422329646 is a deficient number, since it is larger than the sum of its proper divisors (211253338).

422329646 is a wasteful number, since it uses less digits than its factorization.

422329646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29506.

The product of its digits is 124416, while the sum is 38.

The square root of 422329646 is about 20550.6604760042. The cubic root of 422329646 is about 750.2693231270.

It can be divided in two parts, 4223296 and 46, that multiplied together give a triangular number (194271616 = T₁₉₇₁₁).

The spelling of 422329646 in words is "four hundred twenty-two million, three hundred twenty-nine thousand, six hundred forty-six".