428552315 has 16 divisors (see below), whose sum is σ = 555964320. Its totient is φ = 316016640.

The previous prime is 428552291. The next prime is 428552347. The reversal of 428552315 is 513255824.

It is a de Polignac number, because none of the positive numbers 2^k-428552315 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57446 + ... + 64475.

It is an arithmetic number, because the mean of its divisors is an integer number (34747770).

Almost surely, 2^428552315 is an apocalyptic number.

428552315 is a deficient number, since it is larger than the sum of its proper divisors (127412005).

428552315 is a wasteful number, since it uses less digits than its factorization.

428552315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121982.

The product of its digits is 48000, while the sum is 35.

The square root of 428552315 is about 20701.5051385159. The cubic root of 428552315 is about 753.9362326961.

The spelling of 428552315 in words is "four hundred twenty-eight million, five hundred fifty-two thousand, three hundred fifteen".