98208778 has 8 divisors (see below), whose sum is σ = 147373668. Its totient is φ = 49084224.

The previous prime is 98208769. The next prime is 98208787. The reversal of 98208778 is 87780289.

It is an interprime number because it is at equal distance from previous prime (98208769) and next prime (98208787).

It can be written as a sum of positive squares in 2 ways, for example, as 87665769 + 10543009 = 9363^2 + 3247^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3001 + ... + 14332.

Almost surely, 2^98208778 is an apocalyptic number.

98208778 is a deficient number, since it is larger than the sum of its proper divisors (49164890).

98208778 is a wasteful number, since it uses less digits than its factorization.

98208778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20168.

The product of its (nonzero) digits is 451584, while the sum is 49.

The square root of 98208778 is about 9910.0342078118. The cubic root of 98208778 is about 461.3707975513.

The spelling of 98208778 in words is "ninety-eight million, two hundred eight thousand, seven hundred seventy-eight".