98807906 has 4 divisors (see below), whose sum is σ = 148211862. Its totient is φ = 49403952.

The previous prime is 98807873. The next prime is 98807921. The reversal of 98807906 is 60970889.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 60970889 = 7 ⋅8710127.

It can be written as a sum of positive squares in only one way, i.e., 79049881 + 19758025 = 8891^2 + 4445^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24701975 + ... + 24701978.

Almost surely, 2^98807906 is an apocalyptic number.

98807906 is a deficient number, since it is larger than the sum of its proper divisors (49403956).

98807906 is a wasteful number, since it uses less digits than its factorization.

98807906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49403955.

The product of its (nonzero) digits is 217728, while the sum is 47.

The square root of 98807906 is about 9940.2165972377. The cubic root of 98807906 is about 462.3071020269.

The spelling of 98807906 in words is "ninety-eight million, eight hundred seven thousand, nine hundred six".