428484370 has 16 divisors (see below), whose sum is σ = 771519168. Its totient is φ = 171338800.

The previous prime is 428484323. The next prime is 428484391. The reversal of 428484370 is 73484824.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43395 + ... + 52345.

It is an arithmetic number, because the mean of its divisors is an integer number (48219948).

Almost surely, 2^428484370 is an apocalyptic number.

428484370 is a deficient number, since it is larger than the sum of its proper divisors (343034798).

428484370 is a wasteful number, since it uses less digits than its factorization.

428484370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13745.

The product of its (nonzero) digits is 172032, while the sum is 40.

The square root of 428484370 is about 20699.8640092151. The cubic root of 428484370 is about 753.8963862153.

The spelling of 428484370 in words is "four hundred twenty-eight million, four hundred eighty-four thousand, three hundred seventy".