98926661 has 4 divisors (see below), whose sum is σ = 99303072. Its totient is φ = 98550252.

The previous prime is 98926649. The next prime is 98926669. The reversal of 98926661 is 16662989.

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 a de Polignac number, because none of the positive numbers 2^k-98926661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98926669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 187811 + ... + 188336.

It is an arithmetic number, because the mean of its divisors is an integer number (24825768).

Almost surely, 2^98926661 is an apocalyptic number.

It is an amenable number.

98926661 is a deficient number, since it is larger than the sum of its proper divisors (376411).

98926661 is a wasteful number, since it uses less digits than its factorization.

98926661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 376410.

The product of its digits is 279936, while the sum is 47.

The square root of 98926661 is about 9946.1882648581. The cubic root of 98926661 is about 462.4922400451.

The spelling of 98926661 in words is "ninety-eight million, nine hundred twenty-six thousand, six hundred sixty-one".