98651365 has 4 divisors (see below), whose sum is σ = 118381644. Its totient is φ = 78921088.

The previous prime is 98651353. The next prime is 98651369. The reversal of 98651365 is 56315689.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 56315689 = 211 ⋅266899.

It can be written as a sum of positive squares in 2 ways, for example, as 60124516 + 38526849 = 7754^2 + 6207^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-98651365 is a prime.

It is a super-4 number, since 4×98651365⁴ (a number of 33 digits) contains 4444 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 (98651369) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9865132 + ... + 9865141.

It is an arithmetic number, because the mean of its divisors is an integer number (29595411).

Almost surely, 2^98651365 is an apocalyptic number.

It is an amenable number.

98651365 is a deficient number, since it is larger than the sum of its proper divisors (19730279).

98651365 is a wasteful number, since it uses less digits than its factorization.

98651365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19730278.

The product of its digits is 194400, while the sum is 43.

The square root of 98651365 is about 9932.3393518345. The cubic root of 98651365 is about 462.0628291707.

The spelling of 98651365 in words is "ninety-eight million, six hundred fifty-one thousand, three hundred sixty-five".