4428491098 has 16 divisors (see below), whose sum is σ = 6812839656. Its totient is φ = 2157672960.

The previous prime is 4428491087. The next prime is 4428491099. The reversal of 4428491098 is 8901948244.

It can be written as a sum of positive squares in 4 ways, for example, as 2391503409 + 2036987689 = 48903^2 + 45133^2 .

It is a super-2 number, since 2×4428491098² = 39223066810130491208, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4428491099) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38290 + ... + 101602.

Almost surely, 2^4428491098 is an apocalyptic number.

4428491098 is a deficient number, since it is larger than the sum of its proper divisors (2384348558).

4428491098 is a wasteful number, since it uses less digits than its factorization.

4428491098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64209.

The product of its (nonzero) digits is 663552, while the sum is 49.

The square root of 4428491098 is about 66546.9090041003. The cubic root of 4428491098 is about 1642.1718076237.

The spelling of 4428491098 in words is "four billion, four hundred twenty-eight million, four hundred ninety-one thousand, ninety-eight".