98746649 has 2 divisors, whose sum is σ = 98746650. Its totient is φ = 98746648.

The previous prime is 98746633. The next prime is 98746699. The reversal of 98746649 is 94664789.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 79780624 + 18966025 = 8932^2 + 4355^2 .

It is a cyclic number.

It is not a de Polignac number, because 98746649 - 2⁴ = 98746633 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 98746649.

It is not a weakly prime, because it can be changed into another prime (98746699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49373324 + 49373325.

It is an arithmetic number, because the mean of its divisors is an integer number (49373325).

Almost surely, 2^98746649 is an apocalyptic number.

It is an amenable number.

98746649 is a deficient number, since it is larger than the sum of its proper divisors (1).

98746649 is an equidigital number, since it uses as much as digits as its factorization.

98746649 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2612736, while the sum is 53.

The square root of 98746649 is about 9937.1348486372. The cubic root of 98746649 is about 462.2115448944.

The spelling of 98746649 in words is "ninety-eight million, seven hundred forty-six thousand, six hundred forty-nine".