102304098 has 96 divisors (see below), whose sum is σ = 248727024. Its totient is φ = 30191616.

The previous prime is 102304093. The next prime is 102304099. The reversal of 102304098 is 890403201.

It can be written as a sum of positive squares in 8 ways, for example, as 16426809 + 85877289 = 4053^2 + 9267^2 .

It is a super-2 number, since 2×102304098² = 20932256935187208, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (102304093) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 905290 + ... + 905402.

Almost surely, 2^102304098 is an apocalyptic number.

102304098 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 102304098, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (124363512).

102304098 is an abundant number, since it is smaller than the sum of its proper divisors (146422926).

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

102304098 is a wasteful number, since it uses less digits than its factorization.

102304098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260 (or 257 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 102304098 is about 10114.5488282968. The cubic root of 102304098 is about 467.6967408556.

Adding to 102304098 its reverse (890403201), we get a palindrome (992707299).

The spelling of 102304098 in words is "one hundred two million, three hundred four thousand, ninety-eight".