98399458 has 4 divisors (see below), whose sum is σ = 147599190. Its totient is φ = 49199728.

The previous prime is 98399449. The next prime is 98399489. The reversal of 98399458 is 85499389.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 85499389 = 97 ⋅881437.

It can be written as a sum of positive squares in only one way, i.e., 78801129 + 19598329 = 8877^2 + 4427^2 .

It is a junction number, because it is equal to n+sod(n) for n = 98399399 and 98399408.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24599863 + ... + 24599866.

Almost surely, 2^98399458 is an apocalyptic number.

98399458 is a deficient number, since it is larger than the sum of its proper divisors (49199732).

98399458 is a wasteful number, since it uses less digits than its factorization.

98399458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49199731.

The product of its digits is 2799360, while the sum is 55.

The square root of 98399458 is about 9919.6500946354. The cubic root of 98399458 is about 461.6692003029.

The spelling of 98399458 in words is "ninety-eight million, three hundred ninety-nine thousand, four hundred fifty-eight".