98040613 has 6 divisors (see below), whose sum is σ = 107763782. Its totient is φ = 89127720.

The previous prime is 98040611. The next prime is 98040623. The reversal of 98040613 is 31604089.

It can be written as a sum of positive squares in only one way, i.e., 90954369 + 7086244 = 9537^2 + 2662^2 .

It is not a de Polignac number, because 98040613 - 2¹ = 98040611 is a prime.

It is a super-2 number, since 2×98040613² = 19223923594831538, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98040611) 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, 405006 + ... + 405247.

Almost surely, 2^98040613 is an apocalyptic number.

It is an amenable number.

98040613 is a deficient number, since it is larger than the sum of its proper divisors (9723169).

98040613 is a wasteful number, since it uses less digits than its factorization.

98040613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 810275 (or 810264 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 98040613 is about 9901.5459903997. The cubic root of 98040613 is about 461.1073087260.

The spelling of 98040613 in words is "ninety-eight million, forty thousand, six hundred thirteen".