698228748 has 120 divisors (see below), whose sum is σ = 2153575424. Its totient is φ = 193039200.

The previous prime is 698228719. The next prime is 698228803. The reversal of 698228748 is 847822896.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 698228694 and 698228703.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 65343 + ... + 75273.

Almost surely, 2^698228748 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 698228748, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1076787712).

698228748 is an abundant number, since it is smaller than the sum of its proper divisors (1455346676).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

698228748 is a wasteful number, since it uses less digits than its factorization.

698228748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9985 (or 9974 counting only the distinct ones).

The product of its digits is 3096576, while the sum is 54.

The square root of 698228748 is about 26424.0183923642. The cubic root of 698228748 is about 887.1544635963.

The spelling of 698228748 in words is "six hundred ninety-eight million, two hundred twenty-eight thousand, seven hundred forty-eight".