1000098445 has 8 divisors (see below), whose sum is σ = 1229389560. Its totient is φ = 780564480.

The previous prime is 1000098431. The next prime is 1000098479. The reversal of 1000098445 is 5448900001.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 48622729 + 951475716 = 6973^2 + 30846^2 .

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

It is a de Polignac number, because none of the positive numbers 2^k-1000098445 is a prime.

It is a congruent number.

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, 2439060 + ... + 2439469.

It is an arithmetic number, because the mean of its divisors is an integer number (153673695).

Almost surely, 2^1000098445 is an apocalyptic number.

It is an amenable number.

1000098445 is a deficient number, since it is larger than the sum of its proper divisors (229291115).

1000098445 is an equidigital number, since it uses as much as digits as its factorization.

1000098445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4878575.

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 1000098445 is about 31624.3331154983. Note that the first 3 decimals coincide. The cubic root of 1000098445 is about 1000.0328139232.

Adding to 1000098445 its reverse (5448900001), we get a palindrome (6448998446).

The spelling of 1000098445 in words is "one billion, ninety-eight thousand, four hundred forty-five".