98949649 has 4 divisors (see below), whose sum is σ = 99058240. Its totient is φ = 98841060.

The previous prime is 98949619. The next prime is 98949659. The reversal of 98949649 is 94694989.

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 98949649 - 2²³ = 90561041 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 98949593 and 98949602.

It is not an unprimeable number, because it can be changed into a prime (98949619) 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, 52917 + ... + 54754.

It is an arithmetic number, because the mean of its divisors is an integer number (24764560).

Almost surely, 2^98949649 is an apocalyptic number.

It is an amenable number.

98949649 is a deficient number, since it is larger than the sum of its proper divisors (108591).

98949649 is a wasteful number, since it uses less digits than its factorization.

98949649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108590.

The product of its digits is 5038848, while the sum is 58.

The square root of 98949649 is about 9947.3438163160. The cubic root of 98949649 is about 462.5280610196.

The spelling of 98949649 in words is "ninety-eight million, nine hundred forty-nine thousand, six hundred forty-nine".