98222638 has 4 divisors (see below), whose sum is σ = 147333960. Its totient is φ = 49111318.

The previous prime is 98222611. The next prime is 98222639. The reversal of 98222638 is 83622289.

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

It is a self number, because there is not a number n which added to its sum of digits gives 98222638.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98222639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24555658 + ... + 24555661.

It is an arithmetic number, because the mean of its divisors is an integer number (36833490).

Almost surely, 2^98222638 is an apocalyptic number.

98222638 is a deficient number, since it is larger than the sum of its proper divisors (49111322).

98222638 is a wasteful number, since it uses less digits than its factorization.

98222638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49111321.

The product of its digits is 82944, while the sum is 40.

The square root of 98222638 is about 9910.7334743701. The cubic root of 98222638 is about 461.3925006298.

The spelling of 98222638 in words is "ninety-eight million, two hundred twenty-two thousand, six hundred thirty-eight".