428464214 has 8 divisors (see below), whose sum is σ = 643792968. Its totient is φ = 213866560.

The previous prime is 428464207. The next prime is 428464249. The reversal of 428464214 is 412464824.

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, 181307 + ... + 183654.

It is an arithmetic number, because the mean of its divisors is an integer number (80474121).

Almost surely, 2^428464214 is an apocalyptic number.

428464214 is a deficient number, since it is larger than the sum of its proper divisors (215328754).

428464214 is a wasteful number, since it uses less digits than its factorization.

428464214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365550.

The product of its digits is 49152, while the sum is 35.

The square root of 428464214 is about 20699.3771403876. The cubic root of 428464214 is about 753.8845648787.

The spelling of 428464214 in words is "four hundred twenty-eight million, four hundred sixty-four thousand, two hundred fourteen".