1958828098 has 8 divisors (see below), whose sum is σ = 2939576508. Its totient is φ = 978969264.

The previous prime is 1958828089. The next prime is 1958828099. The reversal of 1958828098 is 8908288591.

It can be written as a sum of positive squares in 2 ways, for example, as 1873764369 + 85063729 = 43287^2 + 9223^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1958828099) 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, 216861 + ... + 225712.

Almost surely, 2^1958828098 is an apocalyptic number.

1958828098 is a deficient number, since it is larger than the sum of its proper divisors (980748410).

1958828098 is a wasteful number, since it uses less digits than its factorization.

1958828098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444788.

The product of its (nonzero) digits is 3317760, while the sum is 58.

The square root of 1958828098 is about 44258.6499794108. The cubic root of 1958828098 is about 1251.2154786130.

The spelling of 1958828098 in words is "one billion, nine hundred fifty-eight million, eight hundred twenty-eight thousand, ninety-eight".