98261497 has 4 divisors (see below), whose sum is σ = 102533760. Its totient is φ = 93989236.

The previous prime is 98261473. The next prime is 98261509. The reversal of 98261497 is 79416289.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 98261497 - 2¹¹ = 98259449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (98261437) 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, 2136097 + ... + 2136142.

It is an arithmetic number, because the mean of its divisors is an integer number (25633440).

Almost surely, 2^98261497 is an apocalyptic number.

It is an amenable number.

98261497 is a deficient number, since it is larger than the sum of its proper divisors (4272263).

98261497 is a wasteful number, since it uses less digits than its factorization.

98261497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4272262.

The product of its digits is 217728, while the sum is 46.

The square root of 98261497 is about 9912.6937307676. The cubic root of 98261497 is about 461.4533382251.

The spelling of 98261497 in words is "ninety-eight million, two hundred sixty-one thousand, four hundred ninety-seven".