428329315 has 8 divisors (see below), whose sum is σ = 514117008. Its totient is φ = 342582240.

The previous prime is 428329313. The next prime is 428329351. The reversal of 428329315 is 513923824.

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

It is not a de Polignac number, because 428329315 - 2¹ = 428329313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (428329313) 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, 22744 + ... + 37066.

It is an arithmetic number, because the mean of its divisors is an integer number (64264626).

Almost surely, 2^428329315 is an apocalyptic number.

428329315 is a deficient number, since it is larger than the sum of its proper divisors (85787693).

428329315 is a wasteful number, since it uses less digits than its factorization.

428329315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20309.

The product of its digits is 51840, while the sum is 37.

The square root of 428329315 is about 20696.1183558657. The cubic root of 428329315 is about 753.8054381236.

The spelling of 428329315 in words is "four hundred twenty-eight million, three hundred twenty-nine thousand, three hundred fifteen".