98638002 has 12 divisors (see below), whose sum is σ = 213715710. Its totient is φ = 32879328.

The previous prime is 98637991. The next prime is 98638009. The reversal of 98638002 is 20083689.

It can be written as a sum of positive squares in only one way, i.e., 92332881 + 6305121 = 9609^2 + 2511^2 .

It is not an unprimeable number, because it can be changed into a prime (98638009) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2739927 + ... + 2739962.

Almost surely, 2^98638002 is an apocalyptic number.

98638002 is an abundant number, since it is smaller than the sum of its proper divisors (115077708).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

98638002 is a wasteful number, since it uses less digits than its factorization.

98638002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5479897 (or 5479894 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 98638002 is about 9931.6666275102. Note that the first 4 decimals coincide. The cubic root of 98638002 is about 462.0419650417.

The spelling of 98638002 in words is "ninety-eight million, six hundred thirty-eight thousand, two".