98722990 has 8 divisors (see below), whose sum is σ = 177701400. Its totient is φ = 39489192.

The previous prime is 98722979. The next prime is 98722991. The reversal of 98722990 is 9922789.

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

It is a self number, because there is not a number n which added to its sum of digits gives 98722990.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98722991) 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, 4936140 + ... + 4936159.

It is an arithmetic number, because the mean of its divisors is an integer number (22212675).

Almost surely, 2^98722990 is an apocalyptic number.

98722990 is a deficient number, since it is larger than the sum of its proper divisors (78978410).

98722990 is a wasteful number, since it uses less digits than its factorization.

98722990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9872306.

The product of its (nonzero) digits is 163296, while the sum is 46.

The square root of 98722990 is about 9935.9443436444. The cubic root of 98722990 is about 462.1746277381.

The spelling of 98722990 in words is "ninety-eight million, seven hundred twenty-two thousand, nine hundred ninety".