98770018 has 16 divisors (see below), whose sum is σ = 156205440. Its totient is φ = 46710000.

The previous prime is 98769991. The next prime is 98770019. The reversal of 98770018 is 81007789.

It is a super-3 number, since 3×98770018³ (a number of 25 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (98770019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26808 + ... + 30268.

It is an arithmetic number, because the mean of its divisors is an integer number (9762840).

Almost surely, 2^98770018 is an apocalyptic number.

98770018 is a deficient number, since it is larger than the sum of its proper divisors (57435422).

98770018 is a wasteful number, since it uses less digits than its factorization.

98770018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4233.

The product of its (nonzero) digits is 28224, while the sum is 40.

The square root of 98770018 is about 9938.3106210261. The cubic root of 98770018 is about 462.2480037506.

The spelling of 98770018 in words is "ninety-eight million, seven hundred seventy thousand, eighteen".