98291513 has 6 divisors (see below), whose sum is σ = 99213534. Its totient is φ = 97377984.

The previous prime is 98291509. The next prime is 98291533. The reversal of 98291513 is 31519289.

It can be written as a sum of positive squares in 3 ways, for example, as 43930384 + 54361129 = 6628^2 + 7373^2 .

It is not a de Polignac number, because 98291513 - 2² = 98291509 is a prime.

It is a super-2 number, since 2×98291513² = 19322443055658338, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (98291533) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7745 + ... + 16017.

It is an arithmetic number, because the mean of its divisors is an integer number (16535589).

Almost surely, 2^98291513 is an apocalyptic number.

It is an amenable number.

98291513 is a deficient number, since it is larger than the sum of its proper divisors (922021).

98291513 is an equidigital number, since it uses as much as digits as its factorization.

98291513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8491 (or 8382 counting only the distinct ones).

The product of its digits is 19440, while the sum is 38.

The square root of 98291513 is about 9914.2076334925. The cubic root of 98291513 is about 461.5003202534.

The spelling of 98291513 in words is "ninety-eight million, two hundred ninety-one thousand, five hundred thirteen".