98857755 has 24 divisors (see below), whose sum is σ = 172025568. Its totient is φ = 52517376.

The previous prime is 98857739. The next prime is 98857757. The reversal of 98857755 is 55775889.

It is not a de Polignac number, because 98857755 - 2⁴ = 98857739 is a prime.

It is a super-3 number, since 3×98857755³ (a number of 25 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (98857757) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7659 + ... + 16011.

It is an arithmetic number, because the mean of its divisors is an integer number (7167732).

Almost surely, 2^98857755 is an apocalyptic number.

98857755 is a deficient number, since it is larger than the sum of its proper divisors (73167813).

98857755 is a wasteful number, since it uses less digits than its factorization.

98857755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8627 (or 8624 counting only the distinct ones).

The product of its digits is 3528000, while the sum is 54.

The square root of 98857755 is about 9942.7237213955. The cubic root of 98857755 is about 462.3848342423.

The spelling of 98857755 in words is "ninety-eight million, eight hundred fifty-seven thousand, seven hundred fifty-five".