98987458 has 4 divisors (see below), whose sum is σ = 148481190. Its totient is φ = 49493728.

The previous prime is 98987443. The next prime is 98987459. The reversal of 98987458 is 85478989.

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

It can be written as a sum of positive squares in only one way, i.e., 79512889 + 19474569 = 8917^2 + 4413^2 .

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (98987459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24746863 + ... + 24746866.

Almost surely, 2^98987458 is an apocalyptic number.

98987458 is a deficient number, since it is larger than the sum of its proper divisors (49493732).

98987458 is a wasteful number, since it uses less digits than its factorization.

98987458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49493731.

The product of its digits is 5806080, while the sum is 58.

The square root of 98987458 is about 9949.2440918896. The cubic root of 98987458 is about 462.5869647036.

The spelling of 98987458 in words is "ninety-eight million, nine hundred eighty-seven thousand, four hundred fifty-eight".