1020098 has 4 divisors (see below), whose sum is σ = 1530150. Its totient is φ = 510048.

The previous prime is 1020079. The next prime is 1020101. The reversal of 1020098 is 8900201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 877969 + 142129 = 937^2 + 377^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255023 + ... + 255026.

2^1020098 is an apocalyptic number.

1020098 is a deficient number, since it is larger than the sum of its proper divisors (510052).

1020098 is an equidigital number, since it uses as much as digits as its factorization.

1020098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510051.

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 1020098 is about 1009.9990099005. Note that the first 3 decimals coincide. The cubic root of 1020098 is about 100.6654946771.

Adding to 1020098 its reverse (8900201), we get a palindrome (9920299).

The spelling of 1020098 in words is "one million, twenty thousand, ninety-eight".