428354127 has 6 divisors (see below), whose sum is σ = 618733752. Its totient is φ = 285569412.

The previous prime is 428354111. The next prime is 428354131. The reversal of 428354127 is 721453824.

It is a happy number.

It is not a de Polignac number, because 428354127 - 2⁴ = 428354111 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 428354091 and 428354100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (428354167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23797443 + ... + 23797460.

It is an arithmetic number, because the mean of its divisors is an integer number (103122292).

Almost surely, 2^428354127 is an apocalyptic number.

428354127 is a deficient number, since it is larger than the sum of its proper divisors (190379625).

428354127 is a wasteful number, since it uses less digits than its factorization.

428354127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47594909 (or 47594906 counting only the distinct ones).

The product of its digits is 53760, while the sum is 36.

The square root of 428354127 is about 20696.7177832622. The cubic root of 428354127 is about 753.8199931702.

The spelling of 428354127 in words is "four hundred twenty-eight million, three hundred fifty-four thousand, one hundred twenty-seven".