98978822 has 4 divisors (see below), whose sum is σ = 148468236. Its totient is φ = 49489410.

The previous prime is 98978807. The next prime is 98978833. The reversal of 98978822 is 22887989.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24744704 + ... + 24744707.

It is an arithmetic number, because the mean of its divisors is an integer number (37117059).

Almost surely, 2^98978822 is an apocalyptic number.

98978822 is a deficient number, since it is larger than the sum of its proper divisors (49489414).

98978822 is a wasteful number, since it uses less digits than its factorization.

98978822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49489413.

The product of its digits is 1161216, while the sum is 53.

The square root of 98978822 is about 9948.8100796025. The cubic root of 98978822 is about 462.5735117629.

The spelling of 98978822 in words is "ninety-eight million, nine hundred seventy-eight thousand, eight hundred twenty-two".