98429858 has 4 divisors (see below), whose sum is σ = 147644790. Its totient is φ = 49214928.

The previous prime is 98429843. The next prime is 98429869. The reversal of 98429858 is 85892489.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 85892489 = 53 ⋅1620613.

It can be written as a sum of positive squares in only one way, i.e., 69839449 + 28590409 = 8357^2 + 5347^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24607463 + ... + 24607466.

Almost surely, 2^98429858 is an apocalyptic number.

98429858 is a deficient number, since it is larger than the sum of its proper divisors (49214932).

98429858 is a wasteful number, since it uses less digits than its factorization.

98429858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49214931.

The product of its digits is 1658880, while the sum is 53.

The square root of 98429858 is about 9921.1822884170. The cubic root of 98429858 is about 461.7167388392.

The spelling of 98429858 in words is "ninety-eight million, four hundred twenty-nine thousand, eight hundred fifty-eight".