813532098 has 32 divisors (see below), whose sum is σ = 1678634496. Its totient is φ = 262649088.

The previous prime is 813532079. The next prime is 813532117. The reversal of 813532098 is 890235318.

It is an interprime number because it is at equal distance from previous prime (813532079) and next prime (813532117).

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41290 + ... + 57722.

It is an arithmetic number, because the mean of its divisors is an integer number (52457328).

Almost surely, 2^813532098 is an apocalyptic number.

813532098 is an abundant number, since it is smaller than the sum of its proper divisors (865102398).

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

813532098 is a wasteful number, since it uses less digits than its factorization.

813532098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16698.

The product of its (nonzero) digits is 51840, while the sum is 39.

The square root of 813532098 is about 28522.4840783547. The cubic root of 813532098 is about 933.5227314898.

The spelling of 813532098 in words is "eight hundred thirteen million, five hundred thirty-two thousand, ninety-eight".