428522098 has 8 divisors (see below), whose sum is σ = 644636592. Its totient is φ = 213643236.

The previous prime is 428522071. The next prime is 428522099. The reversal of 428522098 is 890225824.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 428522098.

It is not an unprimeable number, because it can be changed into a prime (428522099) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 308040 + ... + 309427.

It is an arithmetic number, because the mean of its divisors is an integer number (80579574).

Almost surely, 2^428522098 is an apocalyptic number.

428522098 is a deficient number, since it is larger than the sum of its proper divisors (216114494).

428522098 is a wasteful number, since it uses less digits than its factorization.

428522098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 617816.

The product of its (nonzero) digits is 92160, while the sum is 40.

The square root of 428522098 is about 20700.7752994906. The cubic root of 428522098 is about 753.9185123962.

The spelling of 428522098 in words is "four hundred twenty-eight million, five hundred twenty-two thousand, ninety-eight".