428933314 has 4 divisors (see below), whose sum is σ = 643399974. Its totient is φ = 214466656.

The previous prime is 428933269. The next prime is 428933317. The reversal of 428933314 is 413339824.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 423330625 + 5602689 = 20575^2 + 2367^2 .

It is not an unprimeable number, because it can be changed into a prime (428933317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107233327 + ... + 107233330.

Almost surely, 2^428933314 is an apocalyptic number.

428933314 is a deficient number, since it is larger than the sum of its proper divisors (214466660).

428933314 is a wasteful number, since it uses less digits than its factorization.

428933314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214466659.

The product of its digits is 62208, while the sum is 37.

The square root of 428933314 is about 20710.7052994339. The cubic root of 428933314 is about 754.1595923325.

The spelling of 428933314 in words is "four hundred twenty-eight million, nine hundred thirty-three thousand, three hundred fourteen".